How can I uninstall and reinstall avast? can I use same activation key
Which avast!..?? (Free/Pro/IS/Premier)
Here is the full/clean way…
Avast Clean Un- & Re-Install
- Download Avastclear, Rejzors uninstall tool and the appropriate Avast program edition.
Avastclear : http://files.avast.com/iavs9x/avastclear.exe
Rejzors Uninstall tool: http://rejzor.wordpress.com/avast-cleanup-tool/
Here are the Avast installer links. Note: You need to be ONLINE during this install.
http://files.avast.com/iavs9x/avast_free_antivirus_setup_online.exe
http://files.avast.com/iavs9x/avast_pro_antivirus_setup_online.exe
http://files.avast.com/iavs9x/avast_internet_security_setup_online.exe
http://files.avast.com/iavs9x/avast_premier_antivirus_setup_online.exe
…Now…
2. Uninstall Avast by Control Panel>Programs [If you don’t have Avast in control Panel go to #4]
3. Run Avastclear in Normal Mode and allow it to Reboot PC into Safe Mode to complete the removal process.
4. Run Rejzors Uninstall Utility in Normal Mode (removes traces avastclear doesn’t) - reboot.
5. Be Sure To Check PC’s Device Manager…Control Panel>System Once Uninstall is Complete.
Make sure to show any hidden devices by selecting pull-down menu Device Manager>View>Show Hidden Devices
If there is anything related to Avast with a yellow triangle then uninstall it (highlight, right click) and reboot.
If you get an error just right-click & delete.
6. Install the Avast version you downloaded.
7. Reboot.
hvordan geninstalere jeg mine avast
You may wish to attempt a “Repair” of AvastAV before doing a full re-installation.
From Avast UI>Menu>Settings>Troubleshooting>click on [REPAIR APP]
To do an uninstall and clean install:
Download avastclear.exe from Avast Removal Tool | Download Avast Clear | Avast and follow the instructions.
Dowload the avast product from avast website that you wish to install or re-install
Install the avast product.