Update error 80070643 while installing KB2881553

[thommes]

Using a Surface Pro 2 I got notified about an update for Personalization Dictionary for English - KB2881553 (Version 16.1.625.1)
I always get the error 80070643.

Tried: Windows update fix on-bord my machine. Tried secure boot. Nothing works.
My issue is posted here first: answers.microsoft.com/en-us/surface/forum/surf2-surfusing/package-kb2881553-failing/a79f6c0a-c9e4-448c-a154-2e50f9d1f418]Package KB2881553 failing - Microsoft Community

And my post is here: answers.microsoft.com/de-de/windows/forum/windows8_1-windows_update/fehlercode-80070643-bei-update/a9707041-1acb-4547-b76a-016a960132bd]Fehlercode 80070643 bei Update - Microsoft Community

Any help appreciated.
Regards, Thomas

[HappyAndyK]

Looks like many people are reporting this problem of failed Windows Update package KB2881553 with no answers in sight ...

Want to try points 5 and 8 mentioned here at Fix: Windows Updates fail to install in Windows 7 | 8 ?