diff --git a/.circleci/config.yml b/.circleci/config.yml
index a6dc1376ba..b2943743d6 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -78,7 +78,7 @@ jobs:
       - run:
           name: Collecting https://codeclimate.com/github/ike18t/ng-mocks
           command: |
-            curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 \
+            curl -sL https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 \
               > $HOME/codeclimate
             chmod +x $HOME/codeclimate
             $HOME/codeclimate before-build
diff --git a/docs/articles/api/MockRender.md b/docs/articles/api/MockRender.md
index 366d379749..dbbc4c20bc 100644
--- a/docs/articles/api/MockRender.md
+++ b/docs/articles/api/MockRender.md
@@ -379,7 +379,7 @@ Especially, in cases, when the same setup should be used in different tests.
 
 For example, we have 5 tests and every test calls `MockRender(MyComponent)`.
 It means that every time a middleware component has been created and injected into `TestBed`,
-whereas `MockRender` could have reused the existing middleware component and simply to create a new fixture out of it.
+whereas `MockRender` could reuse the existing middleware component and simply would create a new fixture out of it.
 
 In such situations, `MockRenderFactory` can be used instead of `MockRender`.
 It accepts `bindings` and `providers`, but instead of an instant render,
@@ -390,14 +390,11 @@ and then 5 tests should call the factory in order to create fixtures.
 
 ```ts
 describe('Maximum performance', () => {
+  const factory = MockRenderFactory(MyComponent, ['input1', 'input2']);
+  
   ngMocks.faster();
-
   beforeAll(() => MockBuilder(MyComponent, MyModule));
-
-  let factory: MockRenderFactory<MyComponent>;
-  beforeAll(() => {
-    factory = MockRenderFactory(MyComponent, ['input1', 'input2']);
-  });
+  beforeAll(() => factory.configureTestBed());
 
   it('covers one case', () => {
     const fixture = factory({input1: 1});
diff --git a/e2e/a10/package.json b/e2e/a10/package.json
index 6d70bf0e97..9607cb278b 100644
--- a/e2e/a10/package.json
+++ b/e2e/a10/package.json
@@ -6,6 +6,7 @@
     "start": "ng serve",
     "build": "ng build",
     "test": "npm run test:jasmine && npm run test:jest",
+    "test:debug": "npm run test:jasmine:es2015:ivy -- --browsers=Chrome --watch",
     "test:jasmine": "npm run test:jasmine:es5:ivy && npm run test:jasmine:es5:no-ivy && npm run test:jasmine:es2015:ivy && npm run test:jasmine:es2015:no-ivy",
     "test:jasmine:es5:ivy": "ng test --ts-config ./tsconfig.es5ivy.spec.json --progress=false",
     "test:jasmine:es5:no-ivy": "ng test --ts-config ./tsconfig.es5noivy.spec.json --progress=false",
@@ -13,11 +14,11 @@
     "test:jasmine:es2015:no-ivy": "ng test --ts-config ./tsconfig.es2015noivy.spec.json --progress=false",
     "test:jasmine:debug": "ng test -- --watch --browsers Chrome",
     "test:jest": "npm run test:jest:es5:ivy && npm run test:jest:es5:no-ivy &&npm run test:jest:es2015:ivy &&npm run test:jest:es2015:no-ivy",
-    "test:jest:es5:ivy": "jest -w 1 --config jest.es5ivy.js",
-    "test:jest:es5:no-ivy": "jest -w 1 --config jest.es5noivy.js",
-    "test:jest:es2015:ivy": "jest -w 1 --config jest.es2015ivy.js",
-    "test:jest:es2015:no-ivy": "jest -w 1 --config jest.es2015noivy.js",
-    "test:jest:debug": "jest -w 1 --watch"
+    "test:jest:es5:ivy": "jest -w 2 --config jest.es5ivy.js",
+    "test:jest:es5:no-ivy": "jest -w 2 --config jest.es5noivy.js",
+    "test:jest:es2015:ivy": "jest -w 2 --config jest.es2015ivy.js",
+    "test:jest:es2015:no-ivy": "jest -w 2 --config jest.es2015noivy.js",
+    "test:jest:debug": "jest -w 2 --watch"
   },
   "private": true,
   "peerDependencies": {
diff --git a/e2e/a11/package.json b/e2e/a11/package.json
index 35b20bce5a..84a961a400 100644
--- a/e2e/a11/package.json
+++ b/e2e/a11/package.json
@@ -7,6 +7,7 @@
     "start": "ng serve",
     "build": "ng build",
     "test": "npm run test:jasmine && npm run test:jest",
+    "test:debug": "npm run test:jasmine:es2015:ivy -- --browsers=Chrome --watch",
     "test:jasmine": "npm run test:jasmine:es5:ivy && npm run test:jasmine:es5:no-ivy && npm run test:jasmine:es2015:ivy && npm run test:jasmine:es2015:no-ivy",
     "test:jasmine:es5:ivy": "ng test --ts-config ./tsconfig.es5ivy.spec.json --progress=false",
     "test:jasmine:es5:no-ivy": "ng test --ts-config ./tsconfig.es5noivy.spec.json --progress=false",
@@ -14,11 +15,11 @@
     "test:jasmine:es2015:no-ivy": "ng test --ts-config ./tsconfig.es2015noivy.spec.json --progress=false",
     "test:jasmine:debug": "ng test -- --watch --browsers Chrome",
     "test:jest": "npm run test:jest:es5:ivy && npm run test:jest:es5:no-ivy &&npm run test:jest:es2015:ivy &&npm run test:jest:es2015:no-ivy",
-    "test:jest:es5:ivy": "jest -w 1 --config jest.es5ivy.js",
-    "test:jest:es5:no-ivy": "jest -w 1 --config jest.es5noivy.js",
-    "test:jest:es2015:ivy": "jest -w 1 --config jest.es2015ivy.js",
-    "test:jest:es2015:no-ivy": "jest -w 1 --config jest.es2015noivy.js",
-    "test:jest:debug": "jest -w 1 --watch"
+    "test:jest:es5:ivy": "jest -w 2 --config jest.es5ivy.js",
+    "test:jest:es5:no-ivy": "jest -w 2 --config jest.es5noivy.js",
+    "test:jest:es2015:ivy": "jest -w 2 --config jest.es2015ivy.js",
+    "test:jest:es2015:no-ivy": "jest -w 2 --config jest.es2015noivy.js",
+    "test:jest:debug": "jest -w 2 --watch"
   },
   "peerDependencies": {
     "ng-mocks": "*"
diff --git a/e2e/a12/package.json b/e2e/a12/package.json
index a63f9f0af0..3d69fda455 100644
--- a/e2e/a12/package.json
+++ b/e2e/a12/package.json
@@ -7,14 +7,15 @@
     "start": "ng serve",
     "build": "ng build",
     "test": "npm run test:jasmine && npm run test:jest",
+    "test:debug": "npm run test:jasmine:es2015:ivy -- --browsers=Chrome --watch",
     "test:jasmine": "npm run test:jasmine:es5:ivy && npm run test:jasmine:es2015:ivy",
     "test:jasmine:es5:ivy": "ng test --ts-config ./tsconfig.es5ivy.spec.json --progress=false",
     "test:jasmine:es2015:ivy": "ng test --ts-config ./tsconfig.es2015ivy.spec.json --progress=false",
     "test:jasmine:debug": "ng test -- --watch --browsers Chrome",
     "test:jest": "npm run test:jest:es5:ivy && npm run test:jest:es2015:ivy",
-    "test:jest:es5:ivy": "jest -w 1 --config jest.es5ivy.js",
-    "test:jest:es2015:ivy": "jest -w 1 --config jest.es2015ivy.js",
-    "test:jest:debug": "jest -w 1 --watch"
+    "test:jest:es5:ivy": "jest -w 2 --config jest.es5ivy.js",
+    "test:jest:es2015:ivy": "jest -w 2 --config jest.es2015ivy.js",
+    "test:jest:debug": "jest -w 2 --watch"
   },
   "peerDependencies": {
     "ng-mocks": "*"
diff --git a/e2e/a5es2015/package.json b/e2e/a5es2015/package.json
index 7a0ec706e7..ff4f7b430d 100644
--- a/e2e/a5es2015/package.json
+++ b/e2e/a5es2015/package.json
@@ -6,10 +6,11 @@
     "start": "ng serve",
     "build": "ng build --prod",
     "test": "npm run test:jasmine -- --progress=false && npm run test:jest",
+    "test:debug": "npm run test:jasmine -- --browsers=Chrome --watch",
     "test:jasmine": "ng test",
     "test:jasmine:debug": "ng test -- --watch --browsers Chrome",
-    "test:jest": "jest -w 1",
-    "test:jest:debug": "jest -w 1 --watch"
+    "test:jest": "jest -w 2",
+    "test:jest:debug": "jest -w 2 --watch"
   },
   "private": true,
   "peerDependencies": {
diff --git a/e2e/a5es5/package.json b/e2e/a5es5/package.json
index 61df7a5464..96116af481 100644
--- a/e2e/a5es5/package.json
+++ b/e2e/a5es5/package.json
@@ -6,10 +6,11 @@
     "start": "ng serve",
     "build": "ng build --prod",
     "test": "npm run test:jasmine -- --progress=false && npm run test:jest",
+    "test:debug": "npm run test:jasmine -- --browsers=Chrome --watch",
     "test:jasmine": "ng test",
     "test:jasmine:debug": "ng test -- --watch --browsers Chrome",
-    "test:jest": "jest -w 1",
-    "test:jest:debug": "jest -w 1 --watch"
+    "test:jest": "jest -w 2",
+    "test:jest:debug": "jest -w 2 --watch"
   },
   "private": true,
   "peerDependencies": {
diff --git a/e2e/a6/package.json b/e2e/a6/package.json
index f171ebb4ff..ccf533593d 100644
--- a/e2e/a6/package.json
+++ b/e2e/a6/package.json
@@ -6,14 +6,15 @@
     "start": "ng serve",
     "build": "ng build",
     "test": "npm run test:jasmine && npm run test:jest",
+    "test:debug": "npm run test:jasmine:es2015 -- --browsers=Chrome --watch",
     "test:jasmine": "npm run test:jasmine:es5 && npm run test:jasmine:es2015",
     "test:jasmine:es5": "ng test --ts-config ./tsconfig.es5.spec.json --progress=false",
     "test:jasmine:es2015": "ng test --ts-config ./tsconfig.es2015.spec.json --progress=false",
     "test:jasmine:debug": "ng test -- --watch --browsers Chrome",
     "test:jest": "npm run test:jest:es5 && npm run test:jest:es2015",
-    "test:jest:es5": "jest -w 1 --config ./jest.es5.js",
-    "test:jest:es2015": "jest -w 1 --config ./jest.es2015.js",
-    "test:jest:debug": "jest -w 1 --watch"
+    "test:jest:es5": "jest -w 2 --config ./jest.es5.js",
+    "test:jest:es2015": "jest -w 2 --config ./jest.es2015.js",
+    "test:jest:debug": "jest -w 2 --watch"
   },
   "private": true,
   "peerDependencies": {
diff --git a/e2e/a7/package.json b/e2e/a7/package.json
index a74c28fe51..bf69e8bbc8 100644
--- a/e2e/a7/package.json
+++ b/e2e/a7/package.json
@@ -6,14 +6,15 @@
     "start": "ng serve",
     "build": "ng build",
     "test": "npm run test:jasmine && npm run test:jest",
+    "test:debug": "npm run test:jasmine:es2015 -- --browsers=Chrome --watch",
     "test:jasmine": "npm run test:jasmine:es5 && npm run test:jasmine:es2015",
     "test:jasmine:es5": "ng test --ts-config ./tsconfig.es5.spec.json --progress=false",
     "test:jasmine:es2015": "ng test --ts-config ./tsconfig.es2015.spec.json --progress=false",
     "test:jasmine:debug": "ng test -- --watch --browsers Chrome",
     "test:jest": "npm run test:jest:es5 && npm run test:jest:es2015",
-    "test:jest:es5": "jest -w 1 --config ./jest.es5.js",
-    "test:jest:es2015": "jest -w 1 --config ./jest.es2015.js",
-    "test:jest:debug": "jest -w 1 --watch"
+    "test:jest:es5": "jest -w 2 --config ./jest.es5.js",
+    "test:jest:es2015": "jest -w 2 --config ./jest.es2015.js",
+    "test:jest:debug": "jest -w 2 --watch"
   },
   "private": true,
   "peerDependencies": {
diff --git a/e2e/a8/package.json b/e2e/a8/package.json
index 557db5ae7b..e88b174cf7 100644
--- a/e2e/a8/package.json
+++ b/e2e/a8/package.json
@@ -6,14 +6,15 @@
     "start": "ng serve",
     "build": "ng build",
     "test": "npm run test:jasmine && npm run test:jest",
+    "test:debug": "npm run test:jasmine:es2015 -- --browsers=Chrome --watch",
     "test:jasmine": "npm run test:jasmine:es5 && npm run test:jasmine:es2015",
     "test:jasmine:es5": "ng test --ts-config ./tsconfig.es5.spec.json --progress=false",
     "test:jasmine:es2015": "ng test --ts-config ./tsconfig.es2015.spec.json --progress=false",
     "test:jasmine:debug": "ng test -- --watch --browsers Chrome",
     "test:jest": "npm run test:jest:es5 && npm run test:jest:es2015",
-    "test:jest:es5": "jest -w 1 --config ./jest.es5.js",
-    "test:jest:es2015": "jest -w 1 --config ./jest.es2015.js",
-    "test:jest:debug": "jest -w 1 --watch"
+    "test:jest:es5": "jest -w 2 --config ./jest.es5.js",
+    "test:jest:es2015": "jest -w 2 --config ./jest.es2015.js",
+    "test:jest:debug": "jest -w 2 --watch"
   },
   "private": true,
   "peerDependencies": {
diff --git a/e2e/a9/package.json b/e2e/a9/package.json
index d50721238b..2386d0e6a6 100644
--- a/e2e/a9/package.json
+++ b/e2e/a9/package.json
@@ -6,6 +6,7 @@
     "start": "ng serve",
     "build": "ng build",
     "test": "npm run test:jasmine && npm run test:jest",
+    "test:debug": "npm run test:jasmine:es2015:ivy -- --browsers=Chrome --watch",
     "test:jasmine": "npm run test:jasmine:es5:ivy && npm run test:jasmine:es5:no-ivy && npm run test:jasmine:es2015:ivy && npm run test:jasmine:es2015:no-ivy",
     "test:jasmine:es5:ivy": "ng test --ts-config ./tsconfig.es5ivy.spec.json --progress=false",
     "test:jasmine:es5:no-ivy": "ng test --ts-config ./tsconfig.es5noivy.spec.json --progress=false",
@@ -13,11 +14,11 @@
     "test:jasmine:es2015:no-ivy": "ng test --ts-config ./tsconfig.es2015noivy.spec.json --progress=false",
     "test:jasmine:debug": "ng test -- --watch --browsers Chrome",
     "test:jest": "npm run test:jest:es5:ivy && npm run test:jest:es5:no-ivy &&npm run test:jest:es2015:ivy &&npm run test:jest:es2015:no-ivy",
-    "test:jest:es5:ivy": "jest -w 1 --config jest.es5ivy.js",
-    "test:jest:es5:no-ivy": "jest -w 1 --config jest.es5noivy.js",
-    "test:jest:es2015:ivy": "jest -w 1 --config jest.es2015ivy.js",
-    "test:jest:es2015:no-ivy": "jest -w 1 --config jest.es2015noivy.js",
-    "test:jest:debug": "jest -w 1 --watch"
+    "test:jest:es5:ivy": "jest -w 2 --config jest.es5ivy.js",
+    "test:jest:es5:no-ivy": "jest -w 2 --config jest.es5noivy.js",
+    "test:jest:es2015:ivy": "jest -w 2 --config jest.es2015ivy.js",
+    "test:jest:es2015:no-ivy": "jest -w 2 --config jest.es2015noivy.js",
+    "test:jest:debug": "jest -w 2 --watch"
   },
   "private": true,
   "peerDependencies": {
diff --git a/e2e/am/package.json b/e2e/am/package.json
index d55e8e790d..746d8b1e69 100644
--- a/e2e/am/package.json
+++ b/e2e/am/package.json
@@ -9,6 +9,7 @@
     "build:es5:ivy": "npm run build -- --ts-config ./tsconfig.es5ivy.app.json --prod",
     "build:es2015:ivy": "npm run build -- --ts-config ./tsconfig.es2015ivy.app.json --prod",
     "test": "npm run test:jasmine && npm run test:jest",
+    "test:debug": "npm run test:jasmine:es2015:ivy -- --browsers=Chrome --watch",
     "test:jasmine": "npm run test:jasmine:es5:ivy && npm run test:jasmine:es2015:ivy",
     "test:jasmine:es5:ivy": "ng test --ts-config ./tsconfig.es5ivy.spec.json --progress=false",
     "test:jasmine:es2015:ivy": "ng test --ts-config ./tsconfig.es2015ivy.spec.json --progress=false",
diff --git a/libs/ng-mocks/src/lib/common/ng-mocks-stack.ts b/libs/ng-mocks/src/lib/common/ng-mocks-stack.ts
index 9f6554ac4b..80dc29961c 100644
--- a/libs/ng-mocks/src/lib/common/ng-mocks-stack.ts
+++ b/libs/ng-mocks/src/lib/common/ng-mocks-stack.ts
@@ -2,14 +2,16 @@ import ngMocksUniverse from './ng-mocks-universe';
 
 export interface NgMocksStack {
   id: object;
+  level: 'root' | 'suite' | 'test';
   mockInstance?: any[];
 }
 
 type NgMocksStackCallback = (state: NgMocksStack, stack: NgMocksStack[]) => void;
 
-// istanbul ignore next
-const stack: NgMocksStack[] = ngMocksUniverse.global.get('reporter-stack') ?? [];
+const stackRoot: NgMocksStack = { id: {}, level: 'root' };
+const stack: NgMocksStack[] = ngMocksUniverse.global.get('reporter-stack') || [{ ...stackRoot }];
 ngMocksUniverse.global.set('reporter-stack', stack);
+const current = () => stack[stack.length - 1];
 
 // istanbul ignore next
 const listenersPush: NgMocksStackCallback[] = ngMocksUniverse.global.get('reporter-stack-push') ?? [];
@@ -19,10 +21,10 @@ ngMocksUniverse.global.set('reporter-stack-push', listenersPush);
 const listenersPop: NgMocksStackCallback[] = ngMocksUniverse.global.get('reporter-stack-pop') ?? [];
 ngMocksUniverse.global.set('reporter-stack-pop', listenersPop);
 
-const stackPush = () => {
+const stackPush = (level: NgMocksStack['level']) => {
   const id = {};
   ngMocksUniverse.global.set('reporter-stack-id', id);
-  const state = { id };
+  const state = { id, level };
   stack.push(state);
 
   for (const callback of listenersPush) {
@@ -31,10 +33,11 @@ const stackPush = () => {
 };
 const stackPop = () => {
   const state = stack.pop();
+
+  // this code is actually needed for jest tests.
   // istanbul ignore if
   if (stack.length === 0) {
-    const id = {};
-    stack.push({ id });
+    stack.push({ ...stackRoot });
   }
 
   // istanbul ignore else
@@ -49,18 +52,38 @@ const stackPop = () => {
 
 const reporterStack: jasmine.CustomReporter = {
   jasmineDone: stackPop,
-  jasmineStarted: stackPush,
+  jasmineStarted: () => stackPush('root'),
   specDone: stackPop,
-  specStarted: stackPush,
+  specStarted: () => stackPush('test'),
   suiteDone: stackPop,
-  suiteStarted: stackPush,
+  suiteStarted: () => stackPush('suite'),
+};
+
+const messageCore = [
+  'ng-mocks cannot install own spec reporter.',
+  'This affects its core features for MockInstance and MockRender.',
+  'Please report an issue on github.',
+  'If you use jest v27, please add to its config testRunner=jest-jasmine2 for now',
+  'and upvote the issue on github: /~https://github.com/facebook/jest/issues/11483.',
+].join(' ');
+
+// istanbul ignore next
+const messageCoreChecker = () => {
+  if (current().level === 'root') {
+    throw new Error(messageCore);
+  }
 };
 
 const install = () => {
   if (!ngMocksUniverse.global.has('reporter-stack-install')) {
-    jasmine.getEnv().addReporter(reporterStack);
-    ngMocksUniverse.global.set('reporter-stack-install', true);
-    stackPush();
+    // istanbul ignore if
+    // tslint:disable-next-line strict-type-predicates
+    if (typeof jasmine === 'undefined') {
+      messageCoreChecker();
+    } else {
+      jasmine.getEnv().addReporter(reporterStack);
+      ngMocksUniverse.global.set('reporter-stack-install', true);
+    }
   }
 
   return ngMocksUniverse.global.has('reporter-stack-install');
@@ -100,6 +123,7 @@ const unsubscribePop = (callback: NgMocksStackCallback) => {
 };
 
 export default {
+  current,
   install,
   subscribePop,
   subscribePush,
diff --git a/libs/ng-mocks/src/lib/mock-render/func.create-wrapper.ts b/libs/ng-mocks/src/lib/mock-render/func.create-wrapper.ts
index 4cd4f1befb..b931004995 100644
--- a/libs/ng-mocks/src/lib/mock-render/func.create-wrapper.ts
+++ b/libs/ng-mocks/src/lib/mock-render/func.create-wrapper.ts
@@ -1,5 +1,4 @@
 import { Component, Directive } from '@angular/core';
-import { TestBed } from '@angular/core/testing';
 
 import coreDefineProperty from '../common/core.define-property';
 import { Type } from '../common/core.types';
@@ -39,11 +38,7 @@ const generateWrapper = ({ bindings, options, inputs }: any) => {
       }
     }
   }
-
   Component(options)(MockRenderComponent);
-  TestBed.configureTestingModule({
-    declarations: [MockRenderComponent],
-  });
 
   return MockRenderComponent;
 };
diff --git a/libs/ng-mocks/src/lib/mock-render/mock-render-factory.ts b/libs/ng-mocks/src/lib/mock-render/mock-render-factory.ts
index 2268fbf346..a0e2763163 100644
--- a/libs/ng-mocks/src/lib/mock-render/mock-render-factory.ts
+++ b/libs/ng-mocks/src/lib/mock-render/mock-render-factory.ts
@@ -5,6 +5,7 @@ import coreDefineProperty from '../common/core.define-property';
 import { AnyType, Type } from '../common/core.types';
 import funcImportExists from '../common/func.import-exists';
 import { isNgDef } from '../common/func.is-ng-def';
+import ngMocksStack from '../common/ng-mocks-stack';
 import ngMocksUniverse from '../common/ng-mocks-universe';
 import { ngMocks } from '../mock-helper/mock-helper';
 import helperDefinePropertyDescriptor from '../mock-service/helper.define-property-descriptor';
@@ -13,10 +14,11 @@ import { MockService } from '../mock-service/mock-service';
 import funcCreateWrapper from './func.create-wrapper';
 import funcInstallPropReader from './func.install-prop-reader';
 import funcReflectTemplate from './func.reflect-template';
-import { IMockRenderOptions, MockedComponentFixture } from './types';
+import { IMockRenderFactoryOptions, MockedComponentFixture } from './types';
 
 interface MockRenderFactory<C = any, F extends keyof any = keyof C> {
   bindings: keyof F;
+  configureTestBed: () => void;
   declaration: AnyType<never>;
   <T extends Record<F, any>>(params?: Partial<T>, detectChanges?: boolean): MockedComponentFixture<C, T>;
 }
@@ -87,8 +89,35 @@ const flushTestBed = (flags: Record<string, any>): void => {
   }
 };
 
-const generateFactory = (componentCtor: Type<any>, bindings: undefined | null | string[], template: any) => {
+const generateFactoryInstall = (ctor: AnyType<any>, options: IMockRenderFactoryOptions) => () => {
+  const testBed: TestBed & {
+    _compiler?: {
+      declarations?: Array<AnyType<any>>;
+    };
+    _declarations?: Array<AnyType<any>>;
+    declarations?: Array<AnyType<any>>;
+  } = getTestBed();
+  const declarations = testBed._compiler?.declarations || testBed.declarations || testBed._declarations;
+  if (!declarations || declarations.indexOf(ctor) === -1) {
+    flushTestBed(options);
+    try {
+      TestBed.configureTestingModule({
+        declarations: [ctor],
+      });
+    } catch (e) {
+      handleFixtureError(e);
+    }
+  }
+};
+
+const generateFactory = (
+  componentCtor: Type<any>,
+  bindings: undefined | null | string[],
+  template: any,
+  options: IMockRenderFactoryOptions,
+) => {
   const result = (params: any, detectChanges?: boolean) => {
+    result.configureTestBed();
     const fixture: any = TestBed.createComponent(componentCtor);
 
     funcInstallPropReader(fixture.componentInstance, params ?? {}, bindings ?? []);
@@ -108,6 +137,7 @@ const generateFactory = (componentCtor: Type<any>, bindings: undefined | null |
   };
   result.declaration = componentCtor;
   result.bindings = bindings;
+  result.configureTestBed = generateFactoryInstall(componentCtor, options);
 
   return result;
 };
@@ -118,7 +148,7 @@ const generateFactory = (componentCtor: Type<any>, bindings: undefined | null |
 function MockRenderFactory<MComponent>(
   template: InjectionToken<MComponent>,
   bindings?: undefined | null,
-  options?: IMockRenderOptions,
+  options?: IMockRenderFactoryOptions,
 ): MockRenderFactory<MComponent, never>;
 
 /**
@@ -127,7 +157,7 @@ function MockRenderFactory<MComponent>(
 function MockRenderFactory<MComponent>(
   template: AnyType<MComponent>,
   bindings: undefined | null,
-  options?: IMockRenderOptions,
+  options?: IMockRenderFactoryOptions,
 ): MockRenderFactory<MComponent, keyof MComponent>;
 
 /**
@@ -136,7 +166,7 @@ function MockRenderFactory<MComponent>(
 function MockRenderFactory<MComponent, TKeys extends keyof any>(
   template: AnyType<MComponent>,
   bindings: TKeys[],
-  options?: IMockRenderOptions,
+  options?: IMockRenderFactoryOptions,
 ): MockRenderFactory<MComponent, TKeys>;
 
 /**
@@ -144,8 +174,8 @@ function MockRenderFactory<MComponent, TKeys extends keyof any>(
  */
 function MockRenderFactory<MComponent, TKeys extends keyof any = keyof any>(
   template: AnyType<MComponent>,
-  bindings: TKeys,
-  options?: IMockRenderOptions,
+  bindings: TKeys[],
+  options?: IMockRenderFactoryOptions,
 ): MockRenderFactory<MComponent, TKeys>;
 
 /**
@@ -174,27 +204,25 @@ function MockRenderFactory<MComponent = void>(template: string): MockRenderFacto
  */
 function MockRenderFactory<MComponent = void, TKeys extends keyof any = keyof any>(
   template: string,
-  bindings?: undefined | null,
-  options?: IMockRenderOptions,
+  bindings: TKeys[],
+  options?: IMockRenderFactoryOptions,
 ): MockRenderFactory<MComponent, TKeys>;
 
 function MockRenderFactory<MComponent, TKeys extends string>(
   template: string | AnyType<MComponent> | InjectionToken<MComponent>,
   bindings?: undefined | null | TKeys[],
-  options: IMockRenderOptions = {},
+  options: IMockRenderFactoryOptions = {},
 ): any {
   funcImportExists(template, 'MockRender');
 
   const meta: Directive = typeof template === 'string' || isNgDef(template, 't') ? {} : funcReflectTemplate(template);
-
-  flushTestBed(options);
-  try {
-    const componentCtor: any = funcCreateWrapper(template, meta, bindings, options);
-
-    return generateFactory(componentCtor, bindings, template);
-  } catch (e) {
-    handleFixtureError(e);
+  const componentCtor: any = funcCreateWrapper(template, meta, bindings, options);
+  const factory = generateFactory(componentCtor, bindings, template, options);
+  if (ngMocksStack.current().level !== 'root' && options.configureTestBed !== false) {
+    factory.configureTestBed();
   }
+
+  return factory;
 }
 
 export { MockRenderFactory };
diff --git a/libs/ng-mocks/src/lib/mock-render/types.ts b/libs/ng-mocks/src/lib/mock-render/types.ts
index 4b7515c931..033d1dd630 100644
--- a/libs/ng-mocks/src/lib/mock-render/types.ts
+++ b/libs/ng-mocks/src/lib/mock-render/types.ts
@@ -15,6 +15,10 @@ export interface IMockRenderOptions {
   reset?: boolean;
 }
 
+export interface IMockRenderFactoryOptions extends IMockRenderOptions {
+  configureTestBed?: boolean;
+}
+
 export interface MockedComponentFixture<C = any, F = DefaultRenderComponent<C>> extends ComponentFixture<F> {
   point: MockedDebugElement<C>;
 }
diff --git a/tests/mock-render-factory/install.spec.ts b/tests/mock-render-factory/install.spec.ts
new file mode 100644
index 0000000000..7bbbb60284
--- /dev/null
+++ b/tests/mock-render-factory/install.spec.ts
@@ -0,0 +1,68 @@
+import { Component, Input, NgModule } from '@angular/core';
+import { MockBuilder, MockRenderFactory, ngMocks } from 'ng-mocks';
+
+@Component({
+  selector: 'target',
+  template: `{{ value }}`,
+})
+class TargetComponent {
+  @Input() public readonly value: number | null = null;
+}
+
+@NgModule({
+  declarations: [TargetComponent],
+})
+class TargetModule {}
+
+describe('mock-render-factory:install', () => {
+  describe('explicit', () => {
+    const factory = MockRenderFactory(TargetComponent, ['value']);
+
+    ngMocks.faster();
+    beforeAll(() => MockBuilder(TargetComponent, TargetModule));
+    beforeAll(() => factory.configureTestBed());
+
+    it('renders 1 value', () => {
+      const fixture = factory({ value: 1 });
+      expect(ngMocks.formatText(fixture)).toEqual('1');
+    });
+
+    it('renders 2 value', () => {
+      const fixture = factory({ value: 2 });
+      expect(ngMocks.formatText(fixture)).toEqual('2');
+    });
+  });
+
+  describe('auto', () => {
+    const factory = MockRenderFactory(TargetComponent, ['value']);
+
+    ngMocks.faster();
+    beforeAll(() => MockBuilder(TargetComponent, TargetModule));
+
+    it('installs and renders 1 value', () => {
+      const fixture = factory({ value: 1 });
+      expect(ngMocks.formatText(fixture)).toEqual('1');
+    });
+
+    it('does not install and renders 2 value', () => {
+      const fixture = factory({ value: 2 });
+      expect(ngMocks.formatText(fixture)).toEqual('2');
+    });
+  });
+
+  describe('each', () => {
+    const factory = MockRenderFactory(TargetComponent, ['value']);
+
+    beforeEach(() => MockBuilder(TargetComponent, TargetModule));
+
+    it('installs and renders 1 value', () => {
+      const fixture = factory({ value: 1 });
+      expect(ngMocks.formatText(fixture)).toEqual('1');
+    });
+
+    it('installs and renders 2 value', () => {
+      const fixture = factory({ value: 2 });
+      expect(ngMocks.formatText(fixture)).toEqual('2');
+    });
+  });
+});
diff --git a/tests/mock-render-factory/tpl.spec.ts b/tests/mock-render-factory/tpl.spec.ts
new file mode 100644
index 0000000000..16ec353aaa
--- /dev/null
+++ b/tests/mock-render-factory/tpl.spec.ts
@@ -0,0 +1,76 @@
+import { Component, Input, NgModule } from '@angular/core';
+import { MockBuilder, MockRenderFactory, ngMocks } from 'ng-mocks';
+
+@Component({
+  selector: 'target',
+  template: `{{ i1 }}:{{ i2 }}:{{ i3 }}`,
+})
+class TargetComponent {
+  public readonly i0 = 0;
+  @Input() public readonly i1: number | null = 1;
+  @Input() public readonly i2: number | null = 2;
+  @Input() public readonly i3: number | null = 3;
+  public readonly i4 = 4;
+}
+
+@NgModule({
+  declarations: [TargetComponent],
+})
+class TargetModule {}
+
+describe('mock-render-factory:tpl', () => {
+  describe('w/o bindings', () => {
+    const factory = MockRenderFactory(TargetComponent);
+
+    ngMocks.faster();
+
+    beforeAll(() => MockBuilder(TargetComponent, TargetModule));
+    beforeAll(() => factory.configureTestBed());
+
+    it('binds all inputs', () => {
+      const fixture = factory();
+      expect(ngMocks.formatText(fixture)).toEqual('::');
+    });
+  });
+
+  describe('w/ empty bindings', () => {
+    const factory = MockRenderFactory(TargetComponent, []);
+
+    ngMocks.faster();
+
+    beforeAll(() => MockBuilder(TargetComponent, TargetModule));
+    beforeAll(() => factory.configureTestBed());
+
+    it('renders default values', () => {
+      const fixture = factory();
+      expect(ngMocks.formatText(fixture)).toEqual('1:2:3');
+    });
+  });
+
+  describe('w/ bindings', () => {
+    const factory = MockRenderFactory(
+      '{{ i0 }}-<target [i1]="i1" [i2]="i2"></target>-{{ i4 }}',
+      ['i0', 'i1', 'i2', 'i4'],
+    );
+
+    ngMocks.faster();
+
+    beforeAll(() => MockBuilder(TargetComponent, TargetModule));
+    beforeAll(() => factory.configureTestBed());
+
+    it('renders undefined everywhere on empty params', () => {
+      const fixture = factory();
+      expect(ngMocks.formatText(fixture)).toEqual('-::3-');
+    });
+
+    it('renders provided params', () => {
+      const fixture = factory({
+        i0: 5,
+        i1: 6,
+        i2: 7,
+        i4: 8,
+      });
+      expect(ngMocks.formatText(fixture)).toEqual('5-6:7:3-8');
+    });
+  });
+});