No Sound on Your PC? Eight Fixes, Likeliest First
An HDMI monitor counts as an audio device and most have no speakers, which is why Windows goes quiet the moment you plug one in.
Informational
Black Screen on Startup? Work Through It in Order
Before sign-in and after sign-in are two different faults. The beep from the graphics reset tells you the machine is alive.
Keyboard Not Typing? Sorted by What Yours Does
Dead at power on but fine after a restart is Fast Startup, not failing hardware. Microsoft documents both halves of why.
Why Is My Computer So Slow? Check Two Things
Your drive type and your RAM decide which half of any tips list can help you. Both take thirty seconds to read in Task Manager.
Windows Update Stuck? 9 Fixes, Commonest First
The top answer is that it is not stuck yet. Owners name 25, 35 and 69 percent as normal pauses, and the real blocks sit further down.
iPhone Notes Disappeared? Look at the Folder List First
A missing heading in the Folders list means an account got switched off and the notes still exist. Apple’s own recovery page never mentions the two likeliest causes.
iPhone Orange or Green Dot? What It Does Not Tell You
Orange is the microphone, green is the camera. Apple’s definition is four sentences long, and the useful part is why an unexplained orange dot is ordinary while a green one is not.
iPhone Won’t Let You Delete Photos? Why the Trash Is Grey
A dimmed Trash button is Apple telling you the photo came from a computer. The other cases announce themselves in the confirmation wording, and Screen Time is not one of them.
iPhone Not Scanning QR Codes on iOS 26? One Switch First
There is a Scan QR Codes switch, and Apple documents it nowhere. Two free tests tell you whether it is even your problem, starting with handing the code to another phone.
Your Emergency Contacts Have Been Notified: What Was Sent
Your contacts got a text with your location, not a call and not Find My access. What Apple documents, where the two privacy pages disagree, and the one control that stops the location updates.