File Extension Library


.ZR2 File Extension

  • Developer by: Check Point Software Technologies Ltd.
  • Category: Various data Files

What is an .ZR2 file?

.ZR2 file extension is created by Check Point Software Technologies Ltd.. .ZR2 has been classified as Various data Files.

.ZR2 is ZoneAlarm Mailsafe renamed data

 The zr2 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 zr2 file extension had its original file extension renamed for security reasons.


How to open:

Probably not meant to be accessed by the user.

How to convert:

Probably cannot be converted to other formats.

How to Open .ZR2 file on different platforms

Open .ZR2 File on Windows

  • Right-click a .ZR2
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .ZR2 file and Select check box "Always use this app to open .ZR2 files" Press "Ok"

Open .ZR2 File on Mac

  • Right-click (or Ctrl + Left-click) the .ZR2 file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .ZR2 File on Linux

Right click on the .ZR2 file, choose "Open with" and select a program from the list above

Open .ZR2 File on iPhone

Select a file. If you don't see an application to open the .ZR2 file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .ZR2 File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .ZR2 files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .ZR2 files

  1. You need to update the application that you normally use to open .ZR2 files. Only the latest version of the software supports the current .ZR2 file format
  2. You need to check the .ZR2 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)