Help Blog · Avast
Avast Troubleshooting Checklist: Common Fixes
Disclosure: VashGadgates is independent and is not official Avast support.
Start with basics
Restart, check internet, install updates and verify date/time.
Check the account
Confirm the correct account, subscription status, payment status and device limits.
If the app will not open
Restart and update. Then use official repair or reinstall instructions.
Avoid risky fixes
Do not install random cleaners or remote-access tools offered by pop-ups.
Official resources
For account-specific actions, use the official Avast support website on the main Avast help page.