Here are some of the most effective, lesser-known Windows hacks:

Hidden Tools & Quick Access
God Mode: Create a new folder on your desktop and name it GodMode.{ED7BA470-8E54-465E-825C-99712043E01C}. This creates a shortcut to a single control panel with every administrative setting available.
Power User Menu: Right-click the Start button (or press Windows Key + X) to access a menu with advanced tools like Device Manager, Disk Management, and Terminal.
Clipboard History: Press Windows Key + V to see a history of copied items, not just the last one.
Step Recorder: Type psr into the Windows search bar to open a tool that records your steps on the computer, perfect for troubleshooting or creating tutorials.
Den Delimarsky https://den.dev/blog/windows-secret-tools-tricks/
Keyboard Shortcuts You Should Use
Instant Task Manager: Press Ctrl + Shift + Esc to open the Task Manager directly, skipping the Ctrl + Alt + Del screen.
Screenshot Specific Area: Press Windows Key + Shift + S to instantly take a selective screenshot using the Snipping Tool.
Close Apps Instantly: Press Alt + Space then C to close an active window.
Virtual Desktops: Press Windows Key + Ctrl + D to create a new virtual desktop, and Windows Key + Ctrl + Left/Right to switch between them.
Microsoft
System Customization & Optimization
Clear Search History: Go to Settings > Privacy & Security > Search permissions and turn off Search history to clear your local search history.
Move Windows Fast: Use Windows Key + Arrow Keys to instantly snap windows to corners or sides of the screen.
Show Password: In the sign-in screen, press Alt + F8 to show your password.
Improve Focus: Turn off recommendations and tips by navigating to Settings > Personalization > Start and disabling “Show recommendations for tips, shortcuts, new apps, and more”.
https://support.microsoft.com/en-us/windows/keyboard-shortcuts-in-windows-dcc61a57-8ff0-cffe-9796-cb9706c75eec