These files often appear in directories labeled "Games combos" or "Dumps," such as the Diddl.pl [97k].txt leak mentioned in security research archives like Edoardo Limone's Cybersec collections . Safety Guide:
It usually indicates the number of lines (records) in the file—in this case, approximately 97,000 sets of email/password combinations . 97K.txt
If you simply have a very large text file named 97K.txt and need to manage it: These files often appear in directories labeled "Games