How to

Uninstall third-party antivirus software in Windows 11 and 10 from Settings or Control Panel, clear leftovers with the vendor tool, and confirm Defender is back on.

Run Windows software on a Mac with a virtual machine, Wine, CrossOver, Boot Camp or a remote PC. Which route fits Apple silicon, Intel Macs and your budget.

Turn off Wi-Fi automatically when Ethernet is plugged in to a Mac: put Ethernet first in the network service order, or switch Wi-Fi off and keep the cable.

You can’t track a lost phone with its serial number or IMEI. Use Find My on iPhone or Find Hub on Android, then give the serial number to police and your carrier.

Turn memory integrity on or off in Windows 11 from Windows Security > Device security > Core isolation details, plus registry, Group Policy and driver fixes.

Increase virtual memory in Windows 11 from System Properties: clear automatic paging, set a custom page file size and restart. Sizing advice, checks and fixes.

Windows 11 Personalization settings control your background, colors, themes, lock screen, Start, taskbar and desktop icons. Every page, its steps and fixes.

WinDefend is the Microsoft Defender Antivirus Service that runs MsMpEng.exe. Check it is running, what stopping it does, and how it works with other antivirus.

The best music players for Windows 11 in 2026: Spotify, iTunes, VLC, Media Player, MusicBee, foobar2000, AIMP and Amazon Music, with free and no-ads picks.

Install and configure DHCP Server on Windows Server 2025, 2022, 2019 or 2016: add the role, authorize it in Active Directory, create a scope, fix lease problems.

Steam not opening on Windows 11 or 10? End stuck Steam processes, restart, then work through 18 fixes: firewall, network, drivers, updates and a safe reinstall.

Cache memory is a small, very fast memory built into your CPU that holds data the processor needs next. L1, L2 and L3 explained, how to check it and clear caches.