Avast Cleanup Premium 21.4 Build 11223 -
This guide covers installation, key features, how to use them, and troubleshooting tips.
User Interface Walkthrough
Duplicate Finder
These tools are more useful for data hoarders than speed seekers. The scans for identical files by name, size, or MD5 hash, helping recover gigabytes of storage. The Large File Finder sorts drives by file size and shows which files haven’t been accessed in over 30/90/180 days—ideal for identifying old ISOs, videos, or PST archives. Avast Cleanup Premium 21.4 Build 11223
This is the flagship feature. Unlike standard task killers, it hibernates resource-heavy applications without uninstalling them. By preventing these apps from launching at startup or running in the background, the build significantly reduces CPU and RAM overhead. Disk Cleaner: This guide covers installation, key features, how to
- System Status (green/yellow/red circle)
- Scan Now button
- Key modules:
- Click Scan Now → Avast analyzes junk files, broken shortcuts, browser traces, and registry issues.
- After scan, review results → uncheck any items you wish to keep → click Fix.
- This is the fastest way to free up space and speed up your PC.