Please run the PC Health Check app to see if the system is compatible with the upgrade:
https://aka.ms/GetPCHealthCheckApp
Run the PC Health Check app, and click "Check now."
Click "See all results."
Post a screenshot.
Open an admin Command Prompt and run this command:
schtasks.exe /Run /TN "\Microsoft\Windows\Application Experience\Microsoft Compatibility Appraiser"
Wait for at least 3 minutes for the task to complete execution.
Then, run this command:
REG QUERY "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\TargetVersionUpgradeExperienceIndicators" /s
Post the output here.
The output indicates whether a 24H2 safeguard hold is in effect for your system.