Two separate insider builds fail to update (15031 & 15042 - Microsoft Community

i have laptop has been used innumerable insider preview builds , updates stuck on 15025. update gets "restart" begins , percentage inncreases 100% , actual restart happens rolls 15025(this cycle has repeated 4 times).

i have desptop pc has insider preview build 15031 installed downloading 15042 stuck @ 56%  , has not moved on 2 hours , still there.

what do now?

okay in case of desktop stuck @ 56% please stay there .

although stuck downloading continues in background nothing except keeping patience.also can know whether updates being downloaded or not please ensure still connected internet. if yes may disconnect , reconnect again.don't worry update auto pause when not connected , resumed once connected internet

to know whether updates downloaded or not do  following steps:

1. please head on settings

2.click system

3.then click storage

4. see list of hard drive partitions .for example if default wndows  has

installed on c: click local c drive in storage

5.then scroll down , see temporary files.

6.click on temporary files again scroll down , see pending updates , preview builds

please mark on pending updates , preview builds if continues increase means  build still being downloaded in background nothing do.  see page following.it take time show latest information pending update size.

Windows Insider Program / Windows Insider Preview / Windows Update / PC