The numeric pad on the IR1024 is known to fail after years of heavy use. You may be entering the correct password, but the device is registering a different digit. Test the keypad in a different menu (e.g., copy count) before proceeding.
A small law office had a Canon iR1024 that had been running perfectly for 7 years. One day, the managing partner needed to change the scan-to-email settings because their ISP had updated security protocols (switching from TLS 1.0 to 1.2). Canon Ir1024 Default Admin Password
Some firmware versions of the IR1024 use a blank password . If "password" does not work, try leaving the password field completely empty while using "Administrator" as the username. The numeric pad on the IR1024 is known
As the "Sent" confirmation flashed on the screen, Marcus patted the top of the scanner. "Good talk, Canon. See you next quarter." A small law office had a Canon iR1024