https://community.usa.canon.com/t5/Scanners/DR-M160II-Windows-11-Power-Save/m-p/552810#M3409 <P>I have upgraded to windows 11 computer and since the upgrade I constantly Scanner is not ready. (Power may have been cycled.) Try operation again (-4400).</P><P>I have un installed all&nbsp; the drivers and reinstalled twice.&nbsp; I have run the registry fixes, I have run Microsoft trouble shooting on the system and nothing works.</P><P>It happens after the computer goes into power save mode and then gets woken up.&nbsp;&nbsp;</P><P>#DR-M160II</P><P>#Windows 11</P> Mon, 09 Jun 2025 15:07:29 GMT CSCanonUser 2025-06-09T15:07:29Z https://community.usa.canon.com/t5/Scanners/DR-M160II-Windows-11-Power-Save/m-p/552810#M3409 <P>I have upgraded to windows 11 computer and since the upgrade I constantly Scanner is not ready. (Power may have been cycled.) Try operation again (-4400).</P><P>I have un installed all&nbsp; the drivers and reinstalled twice.&nbsp; I have run the registry fixes, I have run Microsoft trouble shooting on the system and nothing works.</P><P>It happens after the computer goes into power save mode and then gets woken up.&nbsp;&nbsp;</P><P>#DR-M160II</P><P>#Windows 11</P> Mon, 09 Jun 2025 15:07:29 GMT https://community.usa.canon.com/t5/Scanners/DR-M160II-Windows-11-Power-Save/m-p/552810#M3409 CSCanonUser 2025-06-09T15:07:29Z https://community.usa.canon.com/t5/Scanners/DR-M160II-Windows-11-Power-Save/m-p/552825#M3411 <P>Additional items.&nbsp; We are running captureonTouch version 5.3.1024.1128.</P><P>We also tried the client mode set to citrix per some suggestions we found but this has not solve the issue.</P> Mon, 09 Jun 2025 18:08:02 GMT https://community.usa.canon.com/t5/Scanners/DR-M160II-Windows-11-Power-Save/m-p/552825#M3411 CSCanonUser 2025-06-09T18:08:02Z