The DISM (Deployment Image Servicing and Management) tool is a command-line utility used to service and prepare Windows images, including maintenance, recovery, and setup operations.

The 'dism stuck at 62.3' error typically occurs during the RestoreHealth command, which checks for and resolves corruption in Windows system files.

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This error may be caused by corrupt system image files or an outdated Windows system.

Running the SFC (System File Checker) scan can help identify and resolve issues with system files, potentially resolving the 'dism stuck at 62.3' error.

The DISM command may also get stuck due to a broken Windows Update (WU) client or file corruption in the system.

Uploading CBS (Component-Based Servicing) logs and analyzing them can help identify the problem causing the DISM command to get stuck.

Running the DISM command with the /Source switch, specifying a path to a repair source, can help solve the issue.

Third-party tools like EaseUS Partition Master or running the command prompt from Windows Recovery Environment can be useful in resolving the error.

Canceling the DISM command and rebooting the system can also be a solution if the error persists.

Corrupted system files can cause a range of issues, including system lag, crashing, and sound distortion.

The SFC and CHKDSK commands can be used to repair corrupted system files.

If the DISM command is stuck, it can be cancelled by using the task manager to end the cmd.exe process.