diff --git a/jest.config.js b/jest.config.js
index 9b169b11..7c500910 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -4,7 +4,6 @@
 const config = require('@polkadot/dev/config/jest.cjs');
 
 module.exports = Object.assign({}, config, {
-  browser: true,
   moduleNameMapper: {
     '@polkadot/extension-(base|chains|dapp|inject|ui)(.*)$': '<rootDir>/packages/extension-$1/src/$2',
     // eslint-disable-next-line sort-keys
diff --git a/packages/extension-ui/src/Popup/Accounts/Account.test.tsx b/packages/extension-ui/src/Popup/Accounts/Account.test.tsx
index a803392b..712bfe2d 100644
--- a/packages/extension-ui/src/Popup/Accounts/Account.test.tsx
+++ b/packages/extension-ui/src/Popup/Accounts/Account.test.tsx
@@ -6,15 +6,20 @@ import '../../../../../__mocks__/chrome';
 import Adapter from '@wojtekmaj/enzyme-adapter-react-17';
 import { configure, mount, ReactWrapper } from 'enzyme';
 import React from 'react';
+import { act } from 'react-dom/test-utils';
 import { MemoryRouter } from 'react-router';
 import { ThemeProvider } from 'styled-components';
 
 import { Theme, themes } from '../../components';
+import * as messaging from '../../messaging';
+import { flushAllPromises } from '../../testHelpers';
 import Account from './Account';
 
 // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment,@typescript-eslint/no-unsafe-call
 configure({ adapter: new Adapter() });
 
+jest.spyOn(messaging, 'getAllMetatdata').mockResolvedValue([]);
+
 describe('Account component', () => {
   let wrapper: ReactWrapper;
   const VALID_ADDRESS = 'HjoBp62cvsWDA3vtNMWxz6c9q13ReEHi9UGHK7JbZweH5g5';
@@ -29,9 +34,10 @@ describe('Account component', () => {
       </ThemeProvider>
     </MemoryRouter>);
 
-  it('shows Export option if account is not external', () => {
+  it('shows Export option if account is not external', async () => {
     wrapper = mountAccountComponent({ isExternal: false, type: 'ed25519' });
     wrapper.find('.settings').first().simulate('click');
+    await act(flushAllPromises);
 
     expect(wrapper.find('a.menuItem').length).toBe(4);
     expect(wrapper.find('a.menuItem').at(0).text()).toBe('Rename');
@@ -41,9 +47,10 @@ describe('Account component', () => {
     expect(wrapper.find('.genesisSelection').exists()).toBe(true);
   });
 
-  it('does not show Export option if account is external', () => {
+  it('does not show Export option if account is external', async () => {
     wrapper = mountAccountComponent({ isExternal: true, type: 'ed25519' });
     wrapper.find('.settings').first().simulate('click');
+    await act(flushAllPromises);
 
     expect(wrapper.find('a.menuItem').length).toBe(2);
     expect(wrapper.find('a.menuItem').at(0).text()).toBe('Rename');
@@ -51,9 +58,10 @@ describe('Account component', () => {
     expect(wrapper.find('.genesisSelection').exists()).toBe(true);
   });
 
-  it('does not show Derive option if account is of ethereum type', () => {
+  it('does not show Derive option if account is of ethereum type', async () => {
     wrapper = mountAccountComponent({ isExternal: false, type: 'ethereum' });
     wrapper.find('.settings').first().simulate('click');
+    await act(flushAllPromises);
 
     expect(wrapper.find('a.menuItem').length).toBe(3);
     expect(wrapper.find('a.menuItem').at(0).text()).toBe('Rename');
@@ -62,9 +70,10 @@ describe('Account component', () => {
     expect(wrapper.find('.genesisSelection').exists()).toBe(true);
   });
 
-  it('does not show genesis hash selection dropsown if account is hardware', () => {
+  it('does not show genesis hash selection dropsown if account is hardware', async () => {
     wrapper = mountAccountComponent({ isExternal: true, isHardware: true });
     wrapper.find('.settings').first().simulate('click');
+    await act(flushAllPromises);
 
     expect(wrapper.find('a.menuItem').length).toBe(2);
     expect(wrapper.find('a.menuItem').at(0).text()).toBe('Rename');
diff --git a/packages/extension-ui/src/Popup/Derive/Derive.test.tsx b/packages/extension-ui/src/Popup/Derive/Derive.test.tsx
index 14e25787..e2dda7c2 100644
--- a/packages/extension-ui/src/Popup/Derive/Derive.test.tsx
+++ b/packages/extension-ui/src/Popup/Derive/Derive.test.tsx
@@ -89,6 +89,8 @@ describe('Derive', () => {
 
     // eslint-disable-next-line @typescript-eslint/require-await
     jest.spyOn(messaging, 'validateAccount').mockImplementation(async (_, pass: string) => pass === parentPassword);
+    // silencing the following expected console.error
+    console.error = jest.fn();
     // eslint-disable-next-line @typescript-eslint/require-await
     jest.spyOn(messaging, 'validateDerivationPath').mockImplementation(async (_, path) => {
       if (path === '//') {
diff --git a/packages/extension-ui/src/Popup/Export.test.tsx b/packages/extension-ui/src/Popup/Export.test.tsx
index feccfe26..03ae49b5 100644
--- a/packages/extension-ui/src/Popup/Export.test.tsx
+++ b/packages/extension-ui/src/Popup/Export.test.tsx
@@ -52,6 +52,8 @@ describe('Export component', () => {
   });
 
   it('shows an error if the password is wrong', async () => {
+    // silencing the following expected console.error
+    console.error = jest.fn();
     // eslint-disable-next-line @typescript-eslint/require-await
     jest.spyOn(messaging, 'exportAccount').mockImplementation(async () => {
       throw new Error('Unable to decode using the supplied passphrase');
@@ -68,6 +70,8 @@ describe('Export component', () => {
   });
 
   it('shows no error when typing again after a wrong password', async () => {
+    // silencing the following expected console.error
+    console.error = jest.fn();
     // eslint-disable-next-line @typescript-eslint/require-await
     jest.spyOn(messaging, 'exportAccount').mockImplementation(async () => {
       throw new Error('Unable to decode using the supplied passphrase');
diff --git a/packages/extension-ui/src/Popup/ImportSeed/ImportSeed.test.tsx b/packages/extension-ui/src/Popup/ImportSeed/ImportSeed.test.tsx
index c5b8b17a..f07f1b28 100644
--- a/packages/extension-ui/src/Popup/ImportSeed/ImportSeed.test.tsx
+++ b/packages/extension-ui/src/Popup/ImportSeed/ImportSeed.test.tsx
@@ -26,6 +26,8 @@ const account = {
 // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment,@typescript-eslint/no-unsafe-call
 configure({ adapter: new Adapter() });
 
+jest.spyOn(messaging, 'getAllMetatdata').mockResolvedValue([]);
+
 const typeSeed = async (wrapper: ReactWrapper, value: string) => {
   wrapper.find('textarea').first().simulate('change', { target: { value } });
   await act(flushAllPromises);
@@ -86,7 +88,9 @@ describe('ImportSeed', () => {
     });
 
     it('shows an error when incorrect seed is typed and next step button is enabled', async () => {
-    // eslint-disable-next-line @typescript-eslint/require-await
+      // silencing the following expected console.error
+      console.error = jest.fn();
+      // eslint-disable-next-line @typescript-eslint/require-await
       jest.spyOn(messaging, 'validateSeed').mockImplementation(async () => {
         throw new Error('Some test error message');
       });
@@ -124,6 +128,9 @@ describe('ImportSeed', () => {
     it('shows an error when derivation path is incorrect and next step button is disabled', async () => {
       const wrongPath = 'wrong';
       const suri = `${account.seed}${wrongPath}`;
+
+      // silencing the following expected console.error
+      console.error = jest.fn();
       // eslint-disable-next-line @typescript-eslint/require-await
       const validateCall = jest.spyOn(messaging, 'validateSeed').mockImplementation(async () => {
         throw new Error('Some test error message');
diff --git a/packages/extension-ui/src/Popup/Signing/Signing.test.tsx b/packages/extension-ui/src/Popup/Signing/Signing.test.tsx
index b24b727a..04e549e3 100644
--- a/packages/extension-ui/src/Popup/Signing/Signing.test.tsx
+++ b/packages/extension-ui/src/Popup/Signing/Signing.test.tsx
@@ -153,31 +153,40 @@ describe('Signing requests', () => {
       expect(wrapper.find(Request).prop('signId')).toBe(signRequests[0].id);
     });
 
-    it('only the right arrow should be active on first screen', () => {
+    it('only the right arrow should be active on first screen', async () => {
       expect(wrapper.find('FontAwesomeIcon.arrowLeft')).toHaveLength(1);
       expect(wrapper.find('FontAwesomeIcon.arrowLeft.active')).toHaveLength(0);
       expect(wrapper.find('FontAwesomeIcon.arrowRight.active')).toHaveLength(1);
       wrapper.find('FontAwesomeIcon.arrowLeft').simulate('click');
+      await act(flushAllPromises);
+
       expect(wrapper.find(TransactionIndex).text()).toBe('1/2');
     });
 
-    it('should display second request after clicking right arrow', () => {
+    it('should display second request after clicking right arrow', async () => {
       wrapper.find('FontAwesomeIcon.arrowRight').simulate('click');
+      await act(flushAllPromises);
+
       expect(wrapper.find(TransactionIndex).text()).toBe('2/2');
       expect(wrapper.find(Request).prop('signId')).toBe(signRequests[1].id);
     });
 
-    it('only the left should be active on second screen', () => {
+    it('only the left should be active on second screen', async () => {
       wrapper.find('FontAwesomeIcon.arrowRight').simulate('click');
+      await act(flushAllPromises);
+
       expect(wrapper.find('FontAwesomeIcon.arrowLeft.active')).toHaveLength(1);
       expect(wrapper.find('FontAwesomeIcon.arrowRight')).toHaveLength(1);
       expect(wrapper.find('FontAwesomeIcon.arrowRight.active')).toHaveLength(0);
       expect(wrapper.find(TransactionIndex).text()).toBe('2/2');
     });
 
-    it('should display previous request after the left arrow has been clicked', () => {
+    it('should display previous request after the left arrow has been clicked', async () => {
       wrapper.find('FontAwesomeIcon.arrowRight').simulate('click');
+      await act(flushAllPromises);
       wrapper.find('FontAwesomeIcon.arrowLeft').simulate('click');
+      await act(flushAllPromises);
+
       expect(wrapper.find(TransactionIndex).text()).toBe('1/2');
       expect(wrapper.find(Request).prop('signId')).toBe(signRequests[0].id);
     });
@@ -245,8 +254,10 @@ describe('Signing requests', () => {
       ]);
     });
 
-    it('correctly displays request 2', () => {
+    it('correctly displays request 2', async () => {
       wrapper.find('FontAwesomeIcon.arrowRight').simulate('click');
+      await act(flushAllPromises);
+
       expect(wrapper.find(Address).find('.fullAddress').text()).toBe(signRequests[1].account.address);
       expect(wrapper.find(Extrinsic).find('td.data').map((el): string => el.text())).toEqual([
         'https://polkadot.js.org/apps',
@@ -264,48 +275,66 @@ describe('Signing requests', () => {
   });
 
   describe('Submitting', () => {
-    it('passes request id to cancel call', () => {
+    it('passes request id to cancel call', async () => {
       wrapper.find('.cancelButton').find('a').simulate('click');
+      await act(flushAllPromises);
+
       expect(messaging.cancelSignRequest).toBeCalledWith(signRequests[0].id);
     });
 
     it('passes request id and password to approve call', async () => {
       wrapper.find(Input).simulate('change', { target: { value: 'hunter1' } });
+      await act(flushAllPromises);
+
       wrapper.find(Button).find('button').simulate('click');
       await act(flushAllPromises);
       wrapper.update();
+
       expect(messaging.approveSignPassword).toBeCalledWith(signRequests[0].id, false, 'hunter1');
     });
 
     it('asks the background to cache the password when the relevant checkbox is checked', async () => {
       check(wrapper.find('input[type="checkbox"]'));
+      await act(flushAllPromises);
+
       wrapper.find(Input).simulate('change', { target: { value: 'hunter1' } });
+      await act(flushAllPromises);
+
       wrapper.find(Button).find('button').simulate('click');
       await act(flushAllPromises);
       wrapper.update();
+
       expect(messaging.approveSignPassword).toBeCalledWith(signRequests[0].id, true, 'hunter1');
     });
 
     it('shows an error when the password is wrong', async () => {
+      // silencing the following expected console.error
+      console.error = jest.fn();
       // eslint-disable-next-line @typescript-eslint/require-await
       jest.spyOn(messaging, 'approveSignPassword').mockImplementation(async () => {
         throw new Error('Unable to decode using the supplied passphrase');
       });
-      await act(flushAllPromises);
-      wrapper.update();
+
       wrapper.find(Input).simulate('change', { target: { value: 'anything' } });
+      await act(flushAllPromises);
+
       wrapper.find(Button).find('button').simulate('click');
       await act(flushAllPromises);
       wrapper.update();
+
       expect(wrapper.find('.warning-message').first().text()).toBe('Unable to decode using the supplied passphrase');
     });
 
-    it('when last request has been removed/cancelled, shows the previous one', () => {
+    it('when last request has been removed/cancelled, shows the previous one', async () => {
       wrapper.find('FontAwesomeIcon.arrowRight').simulate('click');
+      await act(flushAllPromises);
+
       act(() => {
         emitter.emit('request', [signRequests[0]]);
       });
+      await act(flushAllPromises);
       wrapper.update();
+
       expect(wrapper.find(TransactionIndex)).toHaveLength(0);
       expect(wrapper.find(Request).prop('signId')).toBe(signRequests[0].id);
     });