Windows 10 2021-05 KB5003173 x86 Update Fails on 2nd boot restart / cold boot - NOT Edge Chromium Related

Doug Shobe 16 Reputation points
2021-05-24T21:28:24.743+00:00

As stated in the Title: Win10 20H2 2021-05 KB5003173 update on an x86 (32bit) version of Win 10 Pro. Needed x86 for some 16 bit apps. Edge Chromium is (was) working fine and has NEVER been removed.

Once the update is installed and the system restarted it boots up - ONCE.

IF the system is restarted or shutdown and cold booted - It hangs at the Blue Windows icon (No Dot circles).

The Automated Repair does NOTHING. So something introduced in the May update is preventing a full normal boot. It is NOT Edge related in this case.

Intel i7 3770K / Z77 chipset (ASUS P8Z77i - ITX), 256GB Samsung 860EVO SSD. Tried with both 4GB (2 x 2GB) and 8 GB (2 x 4GB) Ram (All tested good). Tested with both On-Board Intel GPU and NVidia GT630 GPU. No difference.

Everything works fine if the update is removed or re-imaged with April updates restored. Boot cycles work as expected until KB5003173 is installed.

Since this is a MANDATORY update can someone at MS look into this?

Will MS ever get their AI diagnostics testing to work or will users forever dread the monthly updates that are anything but 'Quality' ? :-P

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  1. Ken 6 Reputation points
    2021-06-09T03:53:49.803+00:00

    Unfortunately the 2021-06 Tuesday patch KB5003637 is also failing. PCs with x86 Windows 10 will not boot and only showing the Windows logo without spinning dots. Now we blocked automatic updates for all 32-bit PCs.

    Tested it on one PC and the PE cannot uninstall the update as we did when testing KB5003173, system restore is required. Anyone who want to test it yourself should have a full disk backup ready.

    We also tested the 21H1 installation using the Windows 10 Update Assistant, and after restart the PC also stops at the Windows logo screen without spinning dots.

    1 person found this answer helpful.
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  2. Virgo Pärna 6 Reputation points
    2021-07-07T07:37:51.387+00:00

    July update (2021-07) seems to have fixed it. At least I was able install updates on both computers and restart them twice afterwards.

    1 person found this answer helpful.
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  3. KTG75 6 Reputation points
    2021-07-08T01:48:32.613+00:00

    Good news to report. As VirgoPrna pointed out above it does look like this issue has potentially been addressed by Microsoft in the July Security Update.

    I can confirm that for my Lenovo K450 32 bit Windows 10 installations the boot failures seem to be resolved with the July update. I have applied this update to half a dozen 32 bit machines with a successful result. The other half dozen machines will update automatically overnight from WSUS.

    I am hoping I finally have this issue resolved after 3 months of delaying security updates. I will report back if I encounter any additional issues. Those who have been holding off Windows security updates for a potential solution may want to give the July update a try. I do suggest you have a good backup first.

    1 person found this answer helpful.

  4. Teemo Tang 11,346 Reputation points
    2021-05-25T01:43:50.963+00:00

    Please configure clean boot on your computer after KB5003173 installed, then restart computer to check boot state.
    How to perform a clean boot in Windows (microsoft.com)
    https://support.microsoft.com/en-us/topic/how-to-perform-a-clean-boot-in-windows-da2f9573-6eec-00ad-2f8a-a97a1807f3dd
    If still boot failed, uninstall KB 5003173 and pause update for 30 days from Update & Update->Advanced options->Pause updates. Wait the new update release.
    One more thing, 21H1 version for Windows 10 Pro has released, you could upgrade to this version to check result, use Windows update assistant Download Windows 10 (microsoft.com)
    https://www.microsoft.com/en-au/software-download/windows10

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  5. Doug Shobe 16 Reputation points
    2021-05-25T16:22:07.093+00:00

    If forced into SAFE mode it will boot - Using that to uninstall the May 21 update to restore system to a bootable state.

    The issue is re-produceable with NVidia or Intel GPU drivers. It also happens if the system is in SysPrep - Audit mode (From a re-image) if the May 21 update is applied.

    There are NO non-MS services running on the system.

    Two Apps (Greenshot - excellent Printscreen Utility - FREE for Business and Personal), and the classic NVidia control Panel (with NVidia GPU installed - Non DCH) are the only auto running apps.

    This issue isn't happening on our x64 platform(s).

    Turning off / suspending the updates only guarantees this system cannot be deployed as a 30 day time bomb solves nothing.

    How am I to assure our CEO emeritus that he won't have his system nuked afterward?

    This was to replace a Win 7 system - I see NO reports about this issue (Only the Edge Chromium uninstalled / empty folder left - BEFORE the May update is applied and sporadic audio issues with oddball audio chips).

    In the last 12 months a MAJORITY of Win 10 customers have been treated to:

    VBA runtimes trashed (Causing Excel Macro failures - took 15 days to get a fix posted and tested).

    Print Spooler bugs causing App Crashes and Blue Screens (Twice in 6 months - requiring hotfixes). Type 4 print drivers still stink.

    Various Office 365 issues (Outlook to numerous to document here) from the constant untested updates.

    I have been working with Windows NT since the original NT 3.1 through Win 10 / Server 2019. I used / supported WinXP-x64 for two years until Win 7 launched.

    I want to make sure MS is aware that the x86 version of the May '21 patch needs a team to thoroughly check it out or PULL the x86 versions from the Update service.

    If MS is going to support Win 10 x86 though EOL in 2025 they need to follow through.

    Worst thing MS did was dismantlement of the Patch Team they had up to 2015. It is now apparent that the current patch testing system isn't working.

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