ZLO

ZoneAlarm Mailsafe renamed PIF file
File type: Various data file
A zlo file extension is related to the ZoneAlarm Mailsafe renamed PIF files.
What is zlo file?
File type category:
Various data file
Date updated: October 13, 2016
The zlo file extension is associated with ZoneAlarm, a personal firewall software, originally created by Zone Labs and currently developed by CheckPoint Software Technologies LTD.
One of ZoneAlarm features is MailSafe, which detects e-mail attachments and warns the user about their presence. When a potentially dangerous attachment is detected, the program quarantines the file with simple renaming of its original file extension, so it breaks the common program association function in Windows and prevents such files from being executed (or launched via associated program).
A file with zlo file extension originally had pif file extension (Windows program information file) Simple renaming will restore the Windows associations with such file, however it is not advised, unless you are absolutely sure it safe to do.
How to open zlo file?
You can rename the ZLO file extension back to PIF and work with the file normally. This can however be potentially dangerous, because the file was quarantined for a reason. So always re-check it with your anti-virus or anti-spyware programs before you rename the files.
Suggested software to open zlo file:
Associated software actions with the zlo file
Software applications that handle other tasks involving zlo files:
ZoneAlarm Pro (Microsoft Windows)