New Windows 10 Insider Preview Skip Ahead Build 18855 (20H1) - Mar. 13 Insider

Fabler2 said:

First boot after updating had USO Core Worker Process knocking seven bells out of my CPU for a while then it disappeared. First time it's shown for me in task manager for me to notice,
Attachment 227324,

Attachment 227325 ,
searched Google for info but not a lot about it. Just wondering if anyone can shed some light on this process. Much obliged

Suspect it is tied with the UsoClient.exe, which it seems has replaced Wuauclt.exe. Windows Update Scan for Updates. Not real clear, but take a look here:

USOCLIENT Documentation s

I'm updating from the last retail ISO build to the latest Skip Ahead build. Update is stalled at Getting things ready - 100%

f14tomcat said:

Suspect it is tied with the UsoClient.exe, which it seems has replaced Wuauclt.exe. Windows Update Scan for Updates. Not real clear, but take a look here:

USOCLIENT Documentation s

Thought it was something to do with updates as I also checked out UsoClient.exe. Checking Windows Update found that a Defender update had failed. Can't remember the error code but a 'retry' fixed it to update correctly. Your article gives more info than an older article I found. Thanks @f14tomcat for your help. Learn something new every day...

Fabler2 said:

Thought it was something to do with updates as I also checked out UsoClient.exe. Checking Windows Update found that a Defender update had failed. Can't remember the error code but a 'retry' fixed it to update correctly. Your article gives more info than an older article I found. Thanks @f14tomcat for your help. Learn something new every day...

f14tomcat said:

Yes, thanks @f14tomcat-glad you were able to shed some light on this for others of us, in addition to @Fabler2, who wondered about this.

magilla said:

Yes, thanks @f14tomcat-glad you were able to shed some light on this for others of us, in addition to @Fabler2, who wondered about this.

You're welcome.....

I finally got this installed this evening.

Now to play.

Forgot to connect my USB wi-fi dongle before booting and this screen pops up,