How to fix Mac Error Code 36
                     How To Fix Mac
Error Code 36
REDUX ZONE
In This Presentation
will be showing you quick guide to fix Mac error code
36 or mac error code -36 dot_clean not working or dot
clean not fixing error 36
However, before that, have a quick look on what Mac
Error Code 36 is actually??
What is Mac Error
Code 36?
Mac Error
Code 36 
 is actually a Mac error which occurs at time
of copying files from a Mac to another
storage device, like a flash card, SD card,
external drive and etc. 
The Mac Error Code 36 is accompanied by
the set forth error message:
"The Finder can’t complete the operation
because some data in “FileName” can’t be
read or written. (Error code -36)"
How to Fix Error Code -36,
Mac
Fix #1: Disable/Uninstall
Antivirus
Disable your antivirus
Check if the issue is still persisting there
In case if the issue is still persisting, uninstall your antivirus or anti-malware
program and then try again. 
Antivirus programs existing in system is often one of the most prominent causes,
behind the occurrence of Mac Error Code 36. So, disabling it can be a solid
workaround. 
Fix #2: Copy the Files via Terminal
One another method to fix Mac Error Code 36. In this method, you copy the files via Terminal. 
To copy the files & folders via Terminal, you're require to follow the set forth steps:
Launch Terminal from the Utilities folder or search it through Spotlight
In the Terminal window, type command: cp /(path to the folder or file you want to copy) /(path
to the destination directory)
If you don't know how to copy  the path of the folder, you can drag the folder to the Terminal,
beside the cp line, and the path will automatically be populated.
Wait for the command to get completed. Now check the destination folder, if the files have been
successfully copied. 
Fix #3: Check Sharing &
Permissions
Often, Mac Error Code 36 happens because of not enough folder permissions or because the file is
locked. Here're the steps to fix this issue:
Go to the folder or files you wishes to copy. Now make right-click on each one of them.
Click Get Info
If the Locked option is checked, uncheck it.
Scroll down to the Sharing & Permission section. Now choose everyone.
Next, under the Privilege section, click the entry field and choose Read & Write from the
options.
Close the window and do the same for the other files. 
Once done with unlocking all the locked files and changing the permissions, try copying the files
again and see if the Mac Error Code 36 or dot clean not fixing error 36 got resolved. 
If got resolved... very nice... otherwise, proceed to  the next method. 
Fix #4: Run a Disk Check
Often issue is not related to files you wishes to copy, but the hard drive itself. Checking the drive's
health, using the Disk Utility should reveal issue that needs to get addressed...
To run a disk check, follow the set forth steps:
Go to Finder > Go > Utilities... Now click Disk Utility
Select the drive you wishes to check. Now click First Aid from the top menu
Click Verify Disk at the lower-corner of the window. 
Once the analysis get done, the utility will provide you with issues your hard drive might have, along
with steps you need to take to resolve them.
Fix #5: Reset PRAM
Resetting PRAM can actually help one in resolving issue: how to fix mac error code 36 or Qnap error
code 36 or error code -36 mac Mojave or error 36 mac Catalina. 
In order to Reset your Mac's PRAM, you're require to follow the set forth steps:
Shut down your Mac and disconnect all the peripherals (except for wired keyboards)
Press Power. Now hold down the Command + Option + P + R keys simultaneously. 
Hold down these keys until the system restarts and you hear the second startup sound. For Macs
with a T2 security chip, hold down the keys until the Apple logo appears and disappears a second
time.
So, here ends up all about, how to fix Mac
Error Code 36. 
Source: https://bit.ly/34XULZ2