Did you get a Canon TS3122 Printer and need to set it up? If yes, you must know how to open Canon TS3122 Printer. To start with the process, first remove the printer from its package and keep it on a flat surface. Once the printer setup is complete, you can open the printer access door by pressing the clips attached to either side of the printer. Once you open it, you can install or replace the ink cartridges. After completing the setup of the printer, you can connect both wired and wireless-enabled devices to start your printing journey. In case of any issues while opening or configuring the printer, you can refer to the user manual that comes along with the printer.