This post fromMiniToolintroduces solutions.

Today, lets talk about the Microsoft Defender antivirus update freezing computer issue.

Since September 14th, 2023, my computer has been freezing randomly.

select Scan for hardware changes

Ive been debugging back and forth on what the issue could be.

How to fix theMicrosoft Defender antivirusupdate freezing my computer Windows 10?

Next, clickRepair your computerto enter WinRE.

click Uninstall

Go toTroubleshoot > Advanced options > Startup options > Restart, and pressF4 or F5to enable Safe Mode.

For more details, refer to this post How to Start/Boot Windows 11 in Safe Mode?

(7 Ways).

Fix Security Intelligence Update Not Downloading on Windows 11

Try updating Windows after disconnecting non-essential peripherals to avoid problems.

Also, check that Bluetooth devices are turned off since they may cause problems.

So, you should probably uninstall the graphics drivers and reinstall them.

click Back Up

Here are the steps.

Step 1: you should probably openDevice Manager, then navigate toDisplay adapters.

Step 2: Right-tap the rig using the graphic driver, and selectUninstall.

click Reset PC

Step 3: Wait for the process to complete.

Step 4: Click theActiontab, and selectScan for hardware changes.

Step 5: Then you might download the latest drivers directly from your manufacturers website.

choose Keep my files or Remove everything

Thus, you had better uninstall the recently installed update and reboot your system.

Step 1: Typecontrol panelin theSearchbox to open it.

Step 2: Go toPrograms>Uninstall a program>View installed updates.

Cloud Download vs Local Reinstall: Differences on Win 10/11 Reset

Step 3: Then, find the recently installed update and right-click it to chooseUninstall.

Then, follow the on-screen instructions to finish it.

This post teaches you how to fix the Security Intelligence Update not downloading issue.

you could try them one by one until fixing the issue.

Reinstalling will reformat the hard drive, so it is best to back up the important data before reinstalling.

To keep significant data safe, you could use thebest backup software MiniTool ShadowMaker to back up your PC.

It supports performing thedata backup and recovery,cloning HDD to SSD, etc.

MiniTool ShadowMaker TrialClick to Download100%Clean & Safe

Step 1: Launch MiniTool ShadowMaker on your Lenovo laptop.

Step 3: You only need to clickDESTINATIONto choose a path to save the system image file.

Its highly recommended to choose an external hard drive as the destination.

Step 4: ClickBack Up Nowto start the backup task.

Then, after creating the backup, you’re free to start to reinstall your Windows.

Here is how to do that.

Step 1: Press theWindowsandIkeys together to open theSettingsapplication.

Step 2: Go to theSystempage, and clickRecovery.

Step 3: Under theRecovery optionspart, click theReset PCbutton.

Step 4: A window pops up and asks you to choose an option to continue.

To reinstall Windows 11 without losing data, you should opt for first one.

To perform a clean install of Windows 11, snag the second option.

Select one based on your needs.

Windows lists down things that resetting will do.

Just click theResetbutton to start the reinstallation process.

This will take a few minutes and wait patiently.

you’re able to choose cloud download or local reinstall when resetting Windows 10/11.

This post provides details about cloud download vs local reinstall.