![Just had a blue vertial line show up on my monitor then magically go away what could of caused it? | [H]ard|Forum Just had a blue vertial line show up on my monitor then magically go away what could of caused it? | [H]ard|Forum](https://cdn.hardforum.com/data/attachment-files/2017/12/97495_blue_line_1.jpg)
Just had a blue vertial line show up on my monitor then magically go away what could of caused it? | [H]ard|Forum
![Blue vertical line appeared on screen after plugging in usb. Stuck pixel or dead pixel? Help? : r/Monitors Blue vertical line appeared on screen after plugging in usb. Stuck pixel or dead pixel? Help? : r/Monitors](https://i.redd.it/qddp1dt8z5ma1.jpg)
Blue vertical line appeared on screen after plugging in usb. Stuck pixel or dead pixel? Help? : r/Monitors
![Asus ROG Swift PG278Q - Vertical Blue Line Appeared and Stuck on left 1/3. Fix needed! Please Help! : r/Monitors Asus ROG Swift PG278Q - Vertical Blue Line Appeared and Stuck on left 1/3. Fix needed! Please Help! : r/Monitors](https://i.redd.it/2j809mbu0ki41.jpg)
Asus ROG Swift PG278Q - Vertical Blue Line Appeared and Stuck on left 1/3. Fix needed! Please Help! : r/Monitors
![A blue line appeared. It came out because very young cousin messed with the buttons under the monitor. I'm sure it's not dead pixels because each side have different contrast/brightness, other side A blue line appeared. It came out because very young cousin messed with the buttons under the monitor. I'm sure it's not dead pixels because each side have different contrast/brightness, other side](https://i.redd.it/3ymjdu32lvo81.jpg)
A blue line appeared. It came out because very young cousin messed with the buttons under the monitor. I'm sure it's not dead pixels because each side have different contrast/brightness, other side
![Philips 272B7QUPBEB USB-C Docking Station Monitor 27" LED IPS, 2560x1440, Powersensor, 5ms, Ergonomia Totale, Multiview (PiP, PbP), Audio Integrato, HDMI, Hub USB, RJ45, Low Blue, Flicker Free, Nero : Amazon.it: Informatica Philips 272B7QUPBEB USB-C Docking Station Monitor 27" LED IPS, 2560x1440, Powersensor, 5ms, Ergonomia Totale, Multiview (PiP, PbP), Audio Integrato, HDMI, Hub USB, RJ45, Low Blue, Flicker Free, Nero : Amazon.it: Informatica](https://m.media-amazon.com/images/I/61oF0lMvNnL.jpg)
Philips 272B7QUPBEB USB-C Docking Station Monitor 27" LED IPS, 2560x1440, Powersensor, 5ms, Ergonomia Totale, Multiview (PiP, PbP), Audio Integrato, HDMI, Hub USB, RJ45, Low Blue, Flicker Free, Nero : Amazon.it: Informatica
![Philips Monitors 275E1S Monitor Lcd E Line 27 Pollici, Ips, Amd Freesync, Quad Hd 2560 x 1440, 75 Hz, 4 Ms, Hdmi, Dispaly Port, Vga, Flicker Free, Low Blue Light, Vesa, Nero, 27 Pollici : Amazon.it: Informatica Philips Monitors 275E1S Monitor Lcd E Line 27 Pollici, Ips, Amd Freesync, Quad Hd 2560 x 1440, 75 Hz, 4 Ms, Hdmi, Dispaly Port, Vga, Flicker Free, Low Blue Light, Vesa, Nero, 27 Pollici : Amazon.it: Informatica](https://m.media-amazon.com/images/I/71Gh6iO2j1L.jpg)