How to

Basic Facebook (mbasic.facebook.com) now redirects to the regular site. Use m.facebook.com, Facebook Lite or Data saver instead, as Facebook’s help pages describe.

Fix IRQL_NOT_LESS_OR_EQUAL (stop code 0xA) on Windows 11 and 10: find the faulty driver, roll it back, test RAM, run SFC and DISM, and stop the blue screen.

Re-pair Bluetooth earbuds for stereo sound on Windows 11 and 10: remove the old pairing, reset the buds, add them again, and stop hands-free mono audio.

Put Google Calendar on your desktop in Windows 10 by installing it as an app in Edge or Chrome, then pinning it to the desktop, taskbar or Start menu.

Share location on iPhone in Find My: tap Me, turn on Share My Location, then add a person. Also covers Messages, Maps, Siri, family sharing and fixes.

msedge.exe is the Microsoft Edge browser, and it is safe when it runs from Edge’s own folder. Find the tab or extension behind high CPU or disk use and fix it.

Connect a computer to a Wi-Fi network in minutes: Windows 11, Windows 10 and Mac steps, hidden and public networks, plus fixes when Wi-Fi will not connect.

Add a DWORD to the registry with Registry Editor, reg add or PowerShell, set the data in decimal or hex, verify the entry and undo it safely.

Cast Oculus (Meta Quest) to a computer screen from Quick controls > Cast > Web, then log in at oculus.com/casting. Phone, TV, Link app and fixes.

Remove McAfee WebAdvisor from Windows 11 or 10 in Settings, clear its extension from Chrome and Edge, and fix an uninstall that fails.

Remove the Amazon Fire Stick PIN in Settings > Preferences > Parental Controls, or reset a forgotten one at amazon.com/pin. Steps, checks and fixes.

Chat in Microsoft Teams: select New chat, pick a name, type and press Enter. Covers group chats, files, polls, notification settings and fixes.