![This weird red line appeared. The taskbar and the cursor overlaps it so I assume it's not dead pixels. Is it GPU? : r/pcmasterrace This weird red line appeared. The taskbar and the cursor overlaps it so I assume it's not dead pixels. Is it GPU? : r/pcmasterrace](https://preview.redd.it/this-weird-red-line-appeared-the-taskbar-and-the-cursor-v0-ifu91fbiy4k81.jpg?auto=webp&s=b93fece906b0a2c147926c64a28bf16f8e5a3cf2)
This weird red line appeared. The taskbar and the cursor overlaps it so I assume it's not dead pixels. Is it GPU? : r/pcmasterrace
![pi 4 - Touch screen stuck at black screen with blinking cursor unless HDMI plugged in - Raspberry Pi Stack Exchange pi 4 - Touch screen stuck at black screen with blinking cursor unless HDMI plugged in - Raspberry Pi Stack Exchange](https://i.stack.imgur.com/HJaZv.jpg)
pi 4 - Touch screen stuck at black screen with blinking cursor unless HDMI plugged in - Raspberry Pi Stack Exchange
![pi 4 - Touch screen stuck at black screen with blinking cursor unless HDMI plugged in - Raspberry Pi Stack Exchange pi 4 - Touch screen stuck at black screen with blinking cursor unless HDMI plugged in - Raspberry Pi Stack Exchange](https://i.stack.imgur.com/nq4UM.png)
pi 4 - Touch screen stuck at black screen with blinking cursor unless HDMI plugged in - Raspberry Pi Stack Exchange
![Computer runs but no signal to monitor. Tried cleaning and moving ram with an eraser. Then checked all connections. Then got a new motherboard. Now idk if it's both the ram sticks Computer runs but no signal to monitor. Tried cleaning and moving ram with an eraser. Then checked all connections. Then got a new motherboard. Now idk if it's both the ram sticks](https://preview.redd.it/4rq76drvc1481.jpg?auto=webp&s=69c2e0cdb013912ff9014745f4308d9d3e3e20b0)
Computer runs but no signal to monitor. Tried cleaning and moving ram with an eraser. Then checked all connections. Then got a new motherboard. Now idk if it's both the ram sticks
![pi 4 - Touch screen stuck at black screen with blinking cursor unless HDMI plugged in - Raspberry Pi Stack Exchange pi 4 - Touch screen stuck at black screen with blinking cursor unless HDMI plugged in - Raspberry Pi Stack Exchange](https://i.stack.imgur.com/AJTsL.png)
pi 4 - Touch screen stuck at black screen with blinking cursor unless HDMI plugged in - Raspberry Pi Stack Exchange
![Amazon.com: KTC 24 Inch 1080P Full HD Computer Monitor, 100Hz HDR10 Frameless Gaming Monitor with Freesync, HDMI & VGA Ports PC Monitor for Working, VESA, Tilt Adjustable, Eye Care, H24V13 : Electronics Amazon.com: KTC 24 Inch 1080P Full HD Computer Monitor, 100Hz HDR10 Frameless Gaming Monitor with Freesync, HDMI & VGA Ports PC Monitor for Working, VESA, Tilt Adjustable, Eye Care, H24V13 : Electronics](https://m.media-amazon.com/images/I/61CGSxijs8L._AC_UF350,350_QL80_.jpg)
Amazon.com: KTC 24 Inch 1080P Full HD Computer Monitor, 100Hz HDR10 Frameless Gaming Monitor with Freesync, HDMI & VGA Ports PC Monitor for Working, VESA, Tilt Adjustable, Eye Care, H24V13 : Electronics
![Amazon.com: KTC 24 Inch 1080P Full HD Computer Monitor, 100Hz HDR10 Frameless Gaming Monitor with Freesync, HDMI & VGA Ports PC Monitor for Working, VESA, Tilt Adjustable, Eye Care, H24V13 : Electronics Amazon.com: KTC 24 Inch 1080P Full HD Computer Monitor, 100Hz HDR10 Frameless Gaming Monitor with Freesync, HDMI & VGA Ports PC Monitor for Working, VESA, Tilt Adjustable, Eye Care, H24V13 : Electronics](https://m.media-amazon.com/images/I/61tYeUYL2vL._AC_UF894,1000_QL80_.jpg)
Amazon.com: KTC 24 Inch 1080P Full HD Computer Monitor, 100Hz HDR10 Frameless Gaming Monitor with Freesync, HDMI & VGA Ports PC Monitor for Working, VESA, Tilt Adjustable, Eye Care, H24V13 : Electronics
![Amazon.com: CKL HDMI KVM Switch 2 Port Dual Monitor Extended Display, USB KVM Switch HDMI 2 in 2 Out with Audio Microphone Output and USB 2.0 Hub, PC Monitor Keyboard Mouse Switcher Amazon.com: CKL HDMI KVM Switch 2 Port Dual Monitor Extended Display, USB KVM Switch HDMI 2 in 2 Out with Audio Microphone Output and USB 2.0 Hub, PC Monitor Keyboard Mouse Switcher](https://m.media-amazon.com/images/I/61fynPQha7L._AC_UF894,1000_QL80_.jpg)