How to

Instagram has no unfollow-all button: unfollow from each profile via Following > Unfollow. Why mass-unfollow apps risk your account, and faster safe options.

Change resolution in Windows 10 to 1920×1080 under Settings > System > Display > Display resolution. Fixes for a missing 1080p option, drivers and second monitors.

Transfer files from PC to PC the easy way: a USB drive, OneDrive, a shared network folder, Nearby sharing, Windows Backup or an Ethernet link, with fixes.

PXE boot Windows 10 by enabling network boot in firmware and picking the network entry in the boot menu, plus WDS server setup and fixes for common errors.

Fix WerFault.exe errors in Windows 11: update or reinstall the crashing app, run DISM and sfc /scannow, test with a clean boot, and scan for malware.

The Dropbox free storage limit is 2 GB on Basic, up to 18 GB with referrals. What counts, how to check and free space, and what happens when you go over.

View YouTube comment history on Android and iOS by opening the Comment History page in your phone browser. Edit, delete or find a missing comment, step by step.

Access Google My Activity on Android from Settings, Google, Manage your Google Account, Data & privacy, or at myactivity.google.com. Delete, pause and export it.

hiberfil.sys is the Windows hibernation file. Remove it safely with powercfg, shrink it and keep Fast Startup, or learn when it is worth keeping.

Export iCloud contacts from icloud.com/contacts: select all, choose Export vCard, and a .vcf file downloads. Steps for Mac, Windows, Gmail import and backups.

Fix OpenJDK Platform binary high memory and CPU usage: find the Java app behind it, cap the heap with -Xmx, tune garbage collection, find leaks and update Java.

Open an RPMSG file by double-clicking the protected message in Outlook while signed in to the recipient account, or use Outlook on the web or the Purview viewer.