redundantfiles

noun
UK /rɪˈdʌndənt faɪlz/
US /rɪˈdʌndənt faɪlz/

Extra copies of computer files that you do not need because the same information is already saved somewhere else.

The cleanup tool deleted all the redundant files and freed up space on my laptop.


OTHER MEANINGS

2. Files kept in more than one place as a safety measure in case one copy is lost.

The server keeps redundant files so the data survives a crash.

3. Old versions of documents that pile up and take up disk space.

She sorted through the redundant files and kept only the latest draft.

4. Repeated data entries in a database that serve no new purpose.

The audit found redundant files that were slowing down the system.