The File Extensions Database


.045 File Extension

  • Category: Archive and compressed Files

What is an .045 file?

.045 is Compressed archive file

The 045 file extension is associated with several archivers or compression tools, which are using, or did use in the past, the 045 file extension for its multi-volume files or archives, such as Winrar or 7-Zip.

The general file sequence is 001, 002, 003, etc.. and you will need all parts of the multi-volume archive to successfully extract the content.


How to open:

Use WinRAR compression utility to extract archive contents and start with first archive (first archive file has mostly file extension rar or 000 or 001).

How to convert:

Extract archive ant then compress to another archive file format (like .zip etc.)

How to solve problems with 045 files

  • Associate the 045 file extension with the correct application. On :
    Windows: Right click on any 045 file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.045 files". Mac: Right click (or Ctrl-click) the 045 file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .045 is Compressed archive file. Because only the current version supports the latest 045 file format. Search, therefore, e.g. on the manufacturer website after an available .045 is Compressed archive file update.
  • To make sure that your 045 file is not corrupted or virus-infected, get the file again and scan it with antivirus software.