You may encounter all kinds of issues when trying to update your operating system. If you fail to update your Windows 10 with error code 0x800f0845, follow this comprehensive guide on
MiniTool Website
to get rid of this error code and update your Windows smoothly.
0x800f0845 Windows 10 Update
As is known to all, you need to update your Windows regularly because the available updates may contain some new features or they have fixed some bugs and vulnerabilities in the previous Windows versions. However, the updating process might be interrupted or even fail due to some reasons. In this guide, we will discuss one error code you might receive when attempting to updating your Windows - Windows Update error 0x800f0845.
Before starting troubleshooting, you need to figure out the responsible factors of error code 0x800f0845 and they are listed as follows:
Corrupted or missing system files
Damaged Windows Components and Services
The interference of antivirus software
How to Fix 0x800f0845 Windows 10 Update 20H2
Fix 1: Run Windows Update Troubleshooter
Since this error code is associated with Windows Update, you can take advantage of an inbuilt Windows Update troubleshooter utility to check and scan your computer. To run this tool, follow the steps below:
Step 1. Press
Win
+
I
to open
Windows Settings
.
Step 2. Choose the
Update & Security
category from the settings menu.
Step 3. In the
Troubleshoot
tab, hit
Additional troubleshooters
.
Step 4. Scroll down to find
Windows Update
, hit it and click on
Run the troubleshooter
to start troubleshooting.
Step 5. If it detects a problem, hit
Apply this fix
and follow the on-screen instructions to fix it.
Fix 2: Perform SFC and DISM Scans
Damaged system files may contribute to Windows Update error 0x800f0845. In such a case, you can perform both SFC and DISM scans in quick succession so as to maximize the chance of fixing the 0x800f0845 update error. The combination of the two tools will allow you to scan and replace the corrupted system files with a cached copy.
Step 1. Type
run
in the search bar and hit
Enter
to evoke the
Run
box.
Step 2. Type
cmd
and press
Ctrl + Shift + Enter
altogether to open
Command Prompt
with administrative rights.
Step 3. Type
sfc /scannow
and hit
Enter
to start the scanning process.
Step 4. Once the operation is done, reboot your computer to apply the changes.
Step 5. Launch
Command Prompt
as an administrator and run the following commands line one by one.
DISM /Online /Cleanup-Image /CheckHealth
DISM /Online /Cleanup-Image /ScanHealth
DISM /Online /Cleanup-Image /RestoreHealth
Step 6. After executing the commands above, reboot your computer and try to update it again to see if it goes well.
When running the SFC and DISM commands, don’t interrupt the operation because it might lead to logical errors on your HDD or SSD.
Fix 3: Reset Windows Updates Components
Corrupted Windows components can also be a potential culprit of 0x800f0845 Windows 10 Update 20H2. You can try to
reset every single component of the Windows Updates
on your devices to check for any improvements.
# Way 1: Using Command Prompt
Step 1. Open up an
elevated Command Prompt
. If asked by
User Account Control
, hit
Yes
to grant the administrative rights.
Step 2. Type the following commands and hit
Enter
after each one to stop all relevant Windows Update services such as the Windows Update, MSI Installer, Cryptographic, and BITS services:
net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver
Step 3. Run the following commands one by one to clear and rename the SoftwareDistribution and Catroot2 folders (they store temporary operating system files).
Step 4. Next, run the following commands to restart relevant Windows Update services.
net start wuauserv
net start cryptSvc
net start bits
net start msiserver
Step 5. After all the services are re-enabled, reinstall the Windows Update again.
# Way 2: via Services
Step 1. Press
Win
+
R
to open the
Run
dialog.
Step 2. Type
services.msc
and hit
Enter
.
Step 3. In
Services
, find the following services and right-click on them one by one to choose
Properties
.
Background Intelligent Transfer Service
Application identity service
Cryptographic service
Windows Update service
Step 4. In the
General
tab, change
Service status
to
Stopped
.
Step 5. Now, it’s time to restart the services. Set the
Start type
to
Automatic
and press
OK
to save the changes.
Fix 4: Download Windows Update Manually
Another fix to Windows 10 error code 0x800f0845 is to install the pending update manually without relying on the local Windows Update component. Here’s how to do it:
Step 2. Search for the update that you fail to install.
Step 3. In the results list, choose the version that is compatible with your Windows operating system and then you can hit the
Download
button.
If you don’t know your system architecture, you can go to
Windows Settings
>
System
>
About
to check your
System type
under
Device specifications
.
Step 4. Navigate to the downloaded files and right-click on the
.inf
file to choose
Install
in the context menu.
Step 5. Follow the instructions on the screen to finish the installation. Then reboot your device to see if Windows Update error code 0x800f0845 is still there.
You can also utilize the restore point on your computer to restore your device to a state before Windows Update error 0x800f0845 appears and update your Windows from that state.
Step 1. Press
Win
+
S
to evoke the
search bar
.
Step 2. Type
restore
to locate
Create a restore point
and tap on it.
Step 3. In the
System Protection
tab, click on
System Restore
.
Step 4. Then, you will see some previous restore points stored on your device, choose one and hit
Next
.
Step 5. After restoring to a previous state, attempt to update your system again.
At times, your antivirus software may interfere with your activities when you attempt to update your system. You can disable it for a while and then reboot your computer to see if you can update your Windows successfully.
Step 1. Right-click on the empty space in the
taskbar
and choose
Task Manager
.
Step 2. Go to the
Startup
tab to find your antivirus software and right-click on it to choose
Disable
.
Step 3. Reboot your computer to see if Windows Update works properly.
Fix 7: Roll Back Windows 10 Update
Usually, Windows 10 installs the updates automatically when your operating system boots up. If Windows Update error 0x800f0845 still persists, you can consider rolling back your update to the previous operating system installation.
Step 1. Type
cmd
in the search bar to locate
Command Prompt
and right-click on it to choose
Run as administrator
.
Step 2. Copy & paste the following commands into the Command Prompt window and then hit
Enter
.
If none of the solutions above helps you to fix Windows 10 Update error 0x800f0845, you can reset all the Windows components via a clean install. Performing a Windows 10 clean install will delete all the files, settings, and applications on your computer, so you had better back up your data beforehand.
# Preparation: Back up Your Files Before Performing A Clean Install
As stated earlier, it is necessary to back up your files in advance to avoid losing the data stored on your PC. However, do you know how to create a file backup easily and safely? As a piece of
professional backup software
, MiniTool ShadowMaker makes it easy to back up your files on Windows devices. Here’s how to do it:
Step 1. Download MiniTool ShadowMaker for free and follow the installation wizard to install it on your Windows device.
Step 2. Double-click on its shortcut to launch the tool and hit
Keep Trial
.
Step 3. In the
Backup
functional page, you can choose the backup source in
SOURCE
and select a destination path for your backup task in
DESTINATION
.
When selecting the file source, you are allowed to choose several files at a time.
Step 3. After making your choice, click on
Back Up Now
to start the backup task immediately.
# Perform A Clean Install
After making a backup successfully, you can perform a clean install now.
Step 1. Go to
Microsoft Software Download website
to download Windows 10 Media Creation Tool. Under
Create Windows installation media
, click on
Download Now
.
Through this guide, we believe that you have succeeded in updating your Windows 10 without error code 0x800f0845. What’s more, it is essential to back up your files before proceeding with MiniTool ShadowMaker to create an extra layer of protection for your data.
If you have any questions or suggestions, don’t hesitate to tell us in the comment area below or send an email via
[email protected]
.
0x800f0845 FAQ
How do I fix error 0x800f0845?
Run Windows Update Troubleshooter
Perform SFC & DISM Scans
Reset Windows Update Components
Download Windows Update Manually
Utilize System Restore Point
Disable Antivirus Software
Roll Back Windows 10 Update
Perform a Clean Install
How do I force a 20H2 update?
You can force a 20H2 update in Windows 10 with these steps: go to
Windows Settings
>
Update & Security
>
Windows Update
>
Check for updates
.
How do I unblock Windows Update Service?
Type
edit group policy
in the search bar and hit
Enter
> go to
Local Computer Policy
>
Computer Configuration
>
Administrative Templates
>
Windows Components
>
Windows Update
> right-click on
Configure Automatic Updates
to choose
All Tasks
> tick
Enabled
> hit
Apply
> set
Remove Access to use all Windows Updates Feature
to
Disabled
and save the changes.
How do I fix failed updates?
If you fail to update your Windows, you can try to reset your Windows Updates components, fix corrupted system files, disable your antivirus software temporarily, roll back your Windows 10 Update or perform an in-place upgrade.
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