I have a previous thread with the 10166 build
https://www.tenforums.com/installation-setup/8211-10166-wont-install-over-10162-a.html
Now as the 10240 build has been released I'm getting the same...

I downloaded the 10162 ISO from Microsoft and tried to upgrade over the build I have (10162) not to lose any personal settings.
The following error appears:

0xC1900101 - 0x3000D
The installation...

Well, I found a 10166 ISO online and downloaded it. New fault has appeared:
0xC1900101 - 0x30018
The installation failed in the FIRST_BOOT phase with an error during SYSREP operation.
I also got...

Thanks for all your help so far.

I have followed the steps to the letter, now my problem is that Windows won't let me update to 10166 - Windows Update says that there aren't any new updates for my...

I've tried several times to install build 10166 over my current build (10162). Each time I get the same error (irql_not_less_or_equal) after about 35% of the upgrading process.

I've tried to run...