On a computer, the Print Spooler controls the printer server. This software helps in managing the print jobs that are stuck in the queue.Sometimes, whenever you reboot your Windows computer, your printer might disappear from the printer. The main reason for printer disappears after reboot might be the Print Spooler service being disabled or stopped unknowingly. To fix this issue, follow the steps given below.
Perform a clean boot on your computer and check if the printer reappears.
Still, if the printer disappears after reboot, then uninstall the existing printer driver from your computer. Then, download the latest printer driver from the official site and install it to connect the printer again.