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Category: Raspberry Pi

Fixing Raspberry Pi HDMI Black Screen After Switching TV Inputs

2025-08-222025-08-22

When I used my Raspberry Pi 5 on a TV, I noticed a frustrating problem: if I switched the TV input to another device and then came back to the Pi, the screen was often black. The system itself was still running. I could reach a terminal with Ctrl+Alt+F5 or over SSH, but the desktop would not […]

Posted in Raspberry PiTagged how to, raspberry pi, solved, troubleshooting

Pairing a Bluetooth Mouse on Raspberry Pi Without a Mouse

2025-08-122025-08-12

Sometimes tech irony hits hard. My Raspberry Pi’s Bluetooth mouse stopped working after I moved the SD card to another Pi. I thought it would be simple to open the Bluetooth menu and pair it again, but without a mouse there was no way to click the little Bluetooth icon. I tried to use MouseKeys […]

Posted in Raspberry PiTagged bluetooth, how to, raspberry pi, solved

Fixing Tiny Text on High-Resolution Screens with Raspberry Pi

2025-05-042025-05-04

If you’re using a Raspberry Pi with a high-resolution monitor or TV, you may have run into the frustrating issue of tiny, unreadable text. Here’s a quick fix to make your desktop environment usable again: 1. Set Defaults for Large Screens 2. Adjust the Screen Resolution These two tweaks should make your Raspberry Pi setup […]

Posted in Raspberry PiTagged how to, raspberry pi os, solved

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