If you see an error message like "Unable to write in C:\Users\...", this may be due to Windows Security (Ransomware Protection) blocking write access.
In case Ransomware Protection is enabled on your system, you may need to add Light Image Resizer to the list of allowed apps:
https://support.microsoft.com/en-us/win ... 51e912b034
Unable to write in Folder
Moderator: Fabrice