To install the drivers for the Canon PIXMA MG6620 use the links below to the official drivers for Windows 11, 10, 8.1, 8, 7 through to Windows XP. These drivers work on both x64 and x86 based Windows computers. Unfortunately Drivers for the Canon PIXMA MG6620 haven't been updated since 2015, however these drivers that are linked below do still work on modern systems.
Canon MG6600 series Full Driver & Software
File: win-mg6600-1_0-mcd.exe
53fd20eff47c666cde7c60416d2ad138b68675371b05661424c97e19a137bb6e
Canon MG6600 series MP Drivers
File: mp68-win-mg6600-1_01-ea33_3.exe
55f26b20a9b88ee7c341dae28828d9b75e018ccb347690bd99795d7214b2d34b
Canon MG6600 series XPS Printer Driver
File: xp68-win-mg6600-5_80-ea33_3.exe
a266e6692949f970ac22b6340bb207e0e8482a3710d88c3fd210911988d499ca
Ink Used:
Extra Large: PGI-250 PGBK XL, CLI-251XL C, CLI-251XL M, CLI-251XL Y, CLI-251XL BK
Standard: PGI-250 PGBK, CLI-251 C, CLI-251 M, CLI-251 Y, CLI-251 BK