Dell P2223HC USB-C Monitor Firmware Update on Mac Users Guide - Page 7

5 Once the updating process is completed, the monitor will reboot automatically. NOTE: The monitor firmware update will take up to 10 minutes. Interruptions during the update process such as disconnecting or turning off the monitor or PC will cause damage to your monitor. NOTE: If you experience problems during or after update, see Troubleshooting. Troubleshooting Errors Possible Solutions File permission error • Try saving the firmware file in another location. • Check if the firmware file has read permission. • Check if you have owner rights for the firmware file. • Or, run this utility with administrator privileges. Monitor not detected • Follow Firmware Update Pre-requisites to check if the power and USB cables are properly connected to your computer and reopen the Monitor Firmware Update Utility. Write protection error Flash erase error Update error Monitor firmware checksum error Re-try updating with the following steps: 1 Close the Monitor Firmware Update Utility. 2 Turn off the monitor. 3 Re-plug the power cord. 4 Turn on the monitor. 5 Try updating again with the Monitor Firmware Update Utility. USB device inactive after new firmware installation Re-try the updating steps from 1 to 4 as stated above. Firmware Update Instruction User's Guide | 7