Multifunction: CX421, CX331, CX431, CX522, CX622, CX727, CX725, CX820, CX825, CX827, CX920, CX921, CX922, CX923, CX924, CX927, MX321, MX421, MX521, MX522, MX622, MX721, MX722, MX725, MX822, MX826, MC3224, MC3326, MC3426, MC3224i, MC3326i, MC3426i
The end user is unable to connect or scan to Microsoft One Drive using cloud connector application.
Unable to complete the registration process, printer generate an error “device certificate is invalid, please check date and time”.
This issue happens after entering the QR code generated by the device into
Printers that use the eSF cloud connector will prompt the next user to update at the control panel of the printer. That user presses a button on the control panel to accept the update. No admin action is required.
If issue device certificate issue still exists, please follow the following steps below.
For native cloud connector:
Go to the printer's EWS (embedded web server) page
Select Settings > Device > Restore Factory Defaults > check the box for restore printer settings and click Start.
Delete the Microsoft One Drive profile.
Restart the printer.
For esf cloud connector:
Please refer to the Still Need Help? section for contacting Lexmark TSC to get a copy of the esf cloud connector app version: v1.4.8 that contains the updated cert from
Still Need Help?
Have the following available when calling Lexmark Technical Support;
Printer serial number
LEGACY ID: SO8988