Cannot open file: it does not appear to be a valid archive
If you see this error, it likely means that part of the zip file has become corrupted.
An archive can be corrupted by many ways, this can occur when a download is interrupted, a copy was aborted before the end, the archive was copied from an older support (old hard disk drive) or many other reasons that can corrupt a file.
If you notice this error, you can try to get the original file: Download a new copy if it come from internet or if he come from an external support re-try to copy it to you PC.
If this does not work, Zipi can easily fix your problem. Zipi can repair most broken, damaged or faulty files.
Use zipi-tools.io to repair your file and you will stop getting the “Cannot open file: it does not appear to be a valid archive” error.