https://www.theregister.co.uk/2019/01/17/windows_10_roll_out/

Select Windows 10 devices are now automatically downloading Microsoft’s troubled 1809 update, according to the support page for the operating system.

It is over three months since Microsoft first had a crack at releasing the Windows 10 update, before pulling it a scant few days later after users reported all manner of issues, including an infamous file deletion problem.