Once you've reset Ubuntu to its default settings, you may want to restore the previously backed-up settings if necessary. You can do that using the dconf tool. First, locate the backup file.

On macOS, go to “System Settings” > “Displays” and hold Option to reveal the “Detect Displays” button. Make sure the correct ...

The reset button on a router restores factory settings, clearing custom Wi-Fi names, passwords, and configurations, best used for major issues.

By default, your iPhone has Always-On Display turned on. It's pretty useful but it can drain the battery even when you're not using your iPhone.