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Fix to 'Copy Files Very Slow In Windows 10' Error and Improve File Copy/Move Speed

Updated on Nov 29, 2018 by Tracy King to Partition Manager

This page offers the best free partition manager software - EaseUS Partition Master Free to help you effectively resolve “Windows 10 slow in copying files’ or ‘Copy files very slow in Windows 10’ error without losing any data. Feel free to follow easy way here to optimize your Windows computer with a faster file copying speed now.

How to FixCopying Files Very Slow on Windows 10

"My computer becomes slower than before after installing the latest Windows 10 update. Moreover, I also notice that the file copying or moving speed also slows down. 
I didn’t take much notice on this issue at the very beginning until this morning. This morning, I planned to transfer 2GB videos and images from my Windows 10 computer to an external hard drive to free up more space on the computer. The whole process was estimated to complete within 20 minutes, but it didn’t finish after 2 hours. So I have to stop the process and find a way to resolve this problem. 
If anyone of you knows how to resolve the ‘Windows 10 slow in copying files’ issue, please help me.

'Windows 10 slow in copying, moving or transferring files' issue has caused significant inconvenience to a huge number of Windows 10 users. According to the Google search result and Windows forum, it seems that copy speed very slow issue also exists on Windows 8 and Windows 7 PCs. If you are looking for a solution to resolve this issue, just follow the tips below to improve your computer performance and speed up for copying files now.

Backup files or data before removing ‘Copy files slow’ issue in Windows 10:
To avoid data loss issue while fixing this error on Windows PC, we recommend you backup important files on Windows 10 before resolving this issue.
Professional Windows backup and recovery software - EaseUS Todo Backup can help you backup Windows 10 for free within 30 days.

[Solved] Copy Files Very Slow In Windows 10Try Free Partition Manager Software

Many reliable ways can help resolve the ‘Windows 10 very slow copying files’ issue, such as to turn off the Auto tuning feature or disable the Remote Differential Compression. 

Here we’d like to provide a quick and efficient solution to remove the ‘copy file very slow’ issue from your PC by applying the best free partition manager software - EaseUS Partition Master Free for help. You can just download and install this software on your Windows 10/8/7 PC for free and follow the guidelines below to remove this error now:

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 Windows 10 is supported

1. Cleanup and optimize Windows 10 disk to remove ‘Copy file very slow’ issue

If the Windows system disk has a large number of useless junk files or large files, it will slow down the computer. And EaseUS Partition Master Free can help you speed up the computer and remove ‘copy file very slow’ issue on your PC with its Cleanup and Optimization feature. 


Step 1: Launch EaseUS Partition Master. Select "Tools" and click "System Optimization".

choose system optimization

Step 2: Click "Junk File Cleanup". Then you can click "Analyze" to let EaseUS Partition Master find junk files on your PC.

choose junk file cleanup

Step 3: You can check and choose junk files and click Clean up. All of the selected junk files will be cleaned and deleted from your PC. Click "Yes" to clean up junk files.

Clean up junk files

You can also select to optimize PC disk so to optimize your Windows 10 computer performance with these guidelines below:

1. Launch EaseUS Partition Master and click "Tools" > "​System Optimization".
2. Select "Disk Optimization", choose specific partition on PC such as system(C:) and click Optimize.
3. Repeat the process to finish optimizing all computer disk partitions.

2. Repair corrupted system file that cause Windows 10 slow in copying files

If there are bad sectors or corrupted system files existing on your computer hard drive, the file copying or transferring speed may get influenced. So your next step is to repair corrupted system files and bad sectors on your Windows 10 hard drive:


Step 1: Open EaseUS Partition Master on your computer. Then locate the disk, right-click the partition you want to check, and choose "Check File System".

Check Partition - Step 1

Step 2: In the Check File System window, keep the "Try to fix errors if found" option selected and click "Start".

Check Partition - Step 2

Step 3: The software will begin checking your partition file system on your disk. When it has completed, click "Finish".

Check Partition - Step 3

3. Let EaseUS Partition Master automatically check hard disk partition errors and repair errors for you. Click OK to finish the process.

Extra Tips to Resolve Windows 10 slow copy file speed issue

Here below are some extra tips that may also help you resolve the Windows 10 extremely slow copying files issue:

1. Format Windows 10 hard drive partition and target storage device.
2. Run Windows System Maintenance Troubleshooter. 
3. Disable Remote Differential Compression.
4. Extend System C drive with more free space.