Not Able to Unzip the Downloaded Installation Files
Platform Notice: Data Center Only - This article only applies to Atlassian products on the Data Center platform.
Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.
*Except Fisheye and Crucible
Symptoms
A pop-up is shown when trying to unzip the file:
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Cannot open file: it does not appear to be a valid archive.
If you downloaded this file, try downloading the file again.
Resolution
You need to use 7-Zip to unzip the file.
Updated on April 8, 2025
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