Reset internet browser is a very good way to remove viruses and parasites.
For example to remove an adware extension that displays unwanted advertisements.
But also a Browser hijacker which hijacks browser settings to impose a search engine.

Remit default parameters has the effect:

• Chrome settings and shortcuts will be reset
• Extensions will be disabled
• Cookies and other data from temporary sites will be deleted
• You do not lose user settings or your favorites

How to reset Google Chrome

• Click on the menu at the top right then Parameters

• Unroll on the left advanced settings
• Then click on the menu Reset and clean
• On the right, click Restore Default Settings

• Confirm the reset of Google Chrome by clicking on Reset settings

How to reset Mozilla Firefox

• Click on the menu at the top right then Help

• Then click more troubleshooting information

• Then on the right click on Restore Firefox

• Finally click on the button Restore Firefox

How to reset Microsoft Edge

• Click at the top right to open the Edge menu then Parameters

• Then on the left click on reset settings
• Then right restore default settings

• Finally confirm by clicking on the button reset

Links

• Repair Mozilla Firefox (first paragraph)
• Repair Google Chrome (first paragraph)
• Repair or reset Microsoft Edge