: Software like CCleaner (Free Version) or BleachBit are well-known, legitimate alternatives for cleaning your system without the risks associated with cracked software.
: Downloading cracked software violates the developer's Terms of Service and copyright laws. Safer Alternatives for PC Speed
: Type "Disk Cleanup" in your start menu to safely remove temporary files and system clutter.
: Press Ctrl + Shift + Esc and go to the Startup tab to disable programs that slow down your boot time.