SFC /scannow is a useful command to repair missing/corrupt system files to fix many issues.
If it is stuck on beginning system scan or at verification with 4/5/30/40/73/96/100, etc.
percent, what should you do?

Refer to this post fromMiniTooland it’s possible for you to find multiple ways to fix SFC /scannow stuck.
Sometimes SFC /scannow stops at beginning or 4/5/30/40/73/96/100 verification.
What if SFC /scannow fails to work in Windows 10?

In the following part, you’re able to find multiple simple solutions to help you out.
Usually, the best alternative is to run a DISM scan.
dism /online /cleanup-image /scanhealth
dism /online /cleanup-image /restorehealth
Step 3: This could take several minutes.

Wait for the operations to finish.
After that, kickstart your PC and run an SFC scan again to see if the issue is fixed.
If not, try other ways.
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Press and hold theShiftkey on the keyboard while pressing Restart to boot the PC to Windows Recovery Environment.
Step 2: Under theChoose an optioninterface, clickTroubleshootto continue.
Step 3: Go toAdvanced options > Startup Settingsand clickRestart.
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Sometimes, the hard drive data may be damaged, leading to the stuck problem.
Step 1: Launch Command Prompt with admin privileges in Windows 10.
Step 2: throw in inchkdsk /fand pressEnter.

TypeYand pressEnterto start the operation.
Step 4: After the reboot, run an SFC scan to see if your issue is fixed.
If not, continue the fix.

According to users, this feature isnt completely compatible with all the hard drives.
Sometimes, it can lead to Windows 10 SFC scannow stuck.
Step 1: Typecontrol panelin the search box and hit the result to open this app.
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Step 2: View all the items byCategoryand clickUninstall a programunderPrograms.
Step 3: LocateIntel Turbo Memory, right-tap on it and chooseUninstallto remove this tool.
Description: You may want to know how to uninstall a program Windows 10 with the right way.

Read this paper, it will show you four easy and safe methods.
Step 2: Click theSystem Restorebutton to continue.
Step 3: In the pop-up interface, Windows will choose the recommended restore option by default.

you’ve got the option to clickNextto continue.
If you dont want to restore the restore point, tick the option Choose a different restore point.
Step 4: Choose the restore point you wish to revert to and clickNextto go on.

Step 5: Confirm the operation and click theFinishbutton.
If you dont have a restore point, this way doesnt work for you to solve your issue.
What if all the above ways cannot fix Windows 10 SFC /scannow stuck?
The last resort is to perform a Windows 10 in-place upgrade repair or reset the PC.
Step 2: Double-go for the executable file to launch this tool on your PC.
Step 3: Accept applicable notices and license terms.
Step 4: After everything is ready, chooseUpgrade this PC nowto launch the in-place upgrade.
Step 5: The Windows Setup tool is downloading Windows 10.
After that, go to test whether SFC can scan for your system successfully.
Read this post to know what you should do.
Back up Data Before Resetting
To do this work, better to use a professionaldata backup software.
MiniTool ShadowMaker can be your good assistant since it allows you to back up files and folders easily.
Besides, automatic backup, incremental, and differential backup are supported.
MiniTool ShadowMaker TrialClick to Download100%Clean & Safe
Step 1: Double-click this backup program to open it.
Step 2: ClickKeep Trialto continue.
Step 4: ClickDestinationand choose a path to save the backed-up data.
Step 5: ClickSync nowto execute the task at once.
Reset Windows 10
After backup, it is time to reset your PC to its default parameters.
Here is what you should do:
Step 1: ClickStart > configs > Update & Security.
Step 2: Go to theRecoveryinterface, click theGet startedbutton under theReset this PCsection.
Step 3: ChooseKeep my filesorRemove everythingbased on your needs.
Step 4: Determine how you would like to reinstall Windows Cloud downloadorLocal reinstall.
Step 5: Finish the rest operations by following the instructions on the screen.
After that, the issue of SFC /scannow stuck should be removed from your PC.
Suggestion: Back up Windows 10
Windows problems like SFC scannow fails/gets stuck/stops always frustrate you unexpectedly.
So, we recommend backing up your operating system when it is normal.
To do this work, it’s possible for you to run MiniTool ShadowMaker.
This software allows to easily create a system image and create a bootable USB drive or CD/DVD.
Step 1: Launch MiniTool ShadowMaker to itsBackupinterface.
Step 2: System partitions are selected by default.
You only need to clickDestinationto choose a path to save the system image file.
Step 3: ClickBack up Nowto start system backup immediately.