The August 2017 released Inspiron 7373 2-in-1 is not on the validated/tested Windows 11 systems list. A list of systems that have been validated/tested by Dell can be found here =Dell computers tested for upgrade to Windows 11If a system has not been listed here it can complicate even getting Windows 11 to work with a clean install due to no drivers being offered from Dell. Per the link attached "This article designates Dell laptops and desktops that have been tested for upgrade to Windows 11. If your device is not listed below, Dell is not testing the device and drivers will not be upgraded for that model." 
Hello Everyone, I tried installing Windows 11 on Inspiron 7373 2-in-1 but the update is stopped by Black Screen of Death when the update progressed somewhere around 75%.  The error is "ATTEMPTED_WRITE_TO_READONLY_MEMORY" I looked up to fix the issue.  The issue I was told are like not-upto-date drivers, memory problem, old bios version, etc. I have resolved the above issues but still I'm getting the same error.  I have tried upgrading to windows 11 more than 5 times resolving each and every issues but still I get the same error.  Anything I'm missing here?  Please help me in fixing this issue.
Upgrade to Windows 11 on Inspiron 7373 2-in-1 leads to BSOD