It's a bit slower than sleep mode, as it saves the system state onto your system drive rather than RAM, but it's still a great way to extend battery life on Windows 11 — especially for laptops ...

A new feature now in preview testing in the Windows 11 Canary Channel is designed to increase battery life by periodically ...

To enable Dark Mode in Windows 11, navigate to Settings > Personalization > Colors and select "Dark" from the "Choose your mode" dropdown menu. You can also set up custom color palettes if you prefer.