Fix Windows Upgrade error code 0xC1800118 on WSUS

If you have encountered the Windows Upgrade wrongdoing 0xC1800118 when WSUS (Windows Server Update Services) attempts to sync upgrades categorization on Windows Server machines, then this post is intended to help you with the most suitable solutions to fix the issue.

0xC1800118 WSUS

The error description reads as follows;

WSUS has downloaded content that information technology cannot use of goods and services due to a missing decryption key.

Windows upgrades are now being encrypted. And according to Microsoft, Windows characteristic updates (denoted by the "Upgrades" classification in WSUS) are staged in encrypted packages to Windows Update various days in front the updates are released to the overt on the real patch date. This practice session ensures that updates are released to all regions simultaneously.

Windows Upgrade misplay code 0xC1800118 connected WSUS

For most, specially IT admins that are faced with this issue, you can try the recommended solutions in the order presented below to purpose the Windows Upgrade error code 0xC1800118 on WSUS.

Install constitutive update
Run WSUS Server Cleansing Wi

Rent out's take a consider the description of the process concerned concerning each of the recorded solutions.

1] Establis essential update

As indicated in the fault verbal description, the Windows Upgrade error computer code 0xC1800118 along WSUS occurs because WSUS has downloaded content that it cannot use. The misplay is collect to parsing only happens in one case, and WSUS does not lie with what "Upgrades". One of the updates you need to see is installed is KB3159706. Accordingly, WSUS incorrectly identifies the Feature Upgrade as a Quality Update and saves it to the SUSDB also arsenic to all managed Windows 11/10 clients. In this case, until the patch is applied, unusable satisfied is purged, and WSUS the right way syncs the selective information, any subsequent upgrade will fail.

Much essential updates have been free through the WSUS, so that the update may represent synced Oregon imported to and then deployed from your WSUS. In the event you are presently unable to deploy the update using WSUS, you can check for updates via Windows Update on the WSUS host, or you rear end manually download the update from Microsoft Update Catalog, then be given the standalone installer to instal the package on the WSUS server.

2] Guide WSUS Host Cleanup Wizard

According to Microsoft documentation, this situation is recoverable but the process is nontrivial and nates be avoided altogether if you make a point to install the KB3159706 update before enabling sync of upgrades to the Windows clients. However, if you have encountered this cut, and after installing the necessary update along the WSUS, but the error persists, you can run the WSUS Server Cleaning Wizard to to the full clean your WSUS server and the affected Windows 11/10 clients. Subsequently, you can try installing the KB3159706 update again.

To troubleshoot WSUS to fix the issue, you crapper run the WSUS Server Cleanup Wizard to clean your environment after downloading unsupported encrypted Upgrades to WSUS.

Do the pursuing:

In the WSUS presidency console, selectOptions.
Next, blue-ribbon Server Cleanup Wizard.

Note: Past nonremittal this wizard will remove unneeded content and computers that throw not contacted the waiter for 30 years or Thomas More.

Next, select all possible options.
When done click Succeeding. The wizard will begin the cleanup process, and will in attendance a succinct of the procedure when it completes.
Get acrossFinish to complete the process.

That's it!

Related post: Fix Windows Update Mistake code 0x8024401c for WSUS.

How coiffe I enable Feature updates in WSUS?

To enable feature updates in WSUS, follow these instructions: In the WSUS Administration Console, go to Update Services\Server_Name\Updates\All Windows 10 Upgrades. Right-click the feature update you want to deploy, and then click O.K.. In the Approve Updates dialog package, from the Ring 4 Broad Business Users list, select Sanctioned for Install.

What to do if Windows Update is taking to a fault long?

If Windows Update is winning too long to download operating theatre establis connected your Windows 11/10 device, you stool try the following fixes:

Run Windows Update Troubleshooter.
Update your drivers.
Readjust Windows Update components.
Run the DISM tool.
Run around System File Checker.
Download updates from Microsoft Update Catalog manually.

How get along I fix Windows Update stuck at 35%?

If when updating your Windows PC and the update is stuck at 35%, you can try the following suggestions to fix a perplexed Windows update installing:

Resume your computer exploitation either the reset button or by powering it off and so back happening with the superpowe release.
Boot Windows in Safe Mode and ray-run Windows update.
Perform Arrangement Restore to unwrap the changes made so far by the incomplete installation of the Windows updates.

What does 0xc1900101 mean?

If you have encountered the wrongdoing code 0xc1900101 on your Windows 11/10 figurer, IT's likely that your system files are somehow corrupted Oregon broken. In this case, to firmness of purpose the issue, you can perform SFC scan to remediate purchasable or damaged system files. Another solution you can try is to return your system to a more stable state before you do the arrangement upgrade Oregon update.