Rescue PC

iCloud 7.7 wont install on windows October 1809

Open Registry Editor: Win+R | regedit
Navigate to the registry path: HKLM\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion

Temporarily modify these 3 registry keys:

• CurrentBuild set value to 17134 (instead of 17763)

• CurrentBuildNumber set value to 17134 (instead of 17763)

• ReleaseId set value to 1803 (instead of 1809)

Install iCloud: iCloudSetup.exe | when finished, do not restart yet
Restore initial values of the 3 keys (step 3)
Restart PC and complete setup of iCloud