7-Zip creates temporary files in the target directory (where the final archive will live), not necessarily your current working directory.
Ensure you have or Write permissions for the folder where you are saving the archive. Try running your terminal or 7-Zip GUI as an Administrator. 4. Security Warning tmp.7z
If you are looking for a to create a file named "tmp.7z," or if you're trying to resolve a permission error where 7-Zip is stuck on a temporary file, 1. How to Create "tmp.7z" 7-Zip creates temporary files in the target directory
Are you trying to a backup with this file, or are you getting an error message when trying to open it? Fresh Windows install triggers Windows Defender, breaks Fresh Windows install triggers Windows Defender, breaks Many
Many developers use a script to create a temporary .7z file before renaming it to a final version (e.g., adding a timestamp). Delete any existing tmp.7z . Run 7z a tmp.7z [files] . Rename tmp.7z to Backup_2026-04-28.7z . 3. Troubleshooting "cannot open file tmp.7z.tmp"
If you want to compress a folder or specific files into an archive named tmp.7z , use the following command-line syntax: 7z a tmp.7z ./your_folder_name To compress specific files: 7z a tmp.7z file1.txt file2.jpg 2. Common Use Case: Temporary Backups
If you are seeing an error like involving a .tmp extension added to your archive name, it is usually because 7-Zip doesn't have write access to the directory where it's trying to create the file.