Are you having difficulty opening a file that ends with .JSONLZ4? Such files can be executed only by certain programs. If you cannot open the .JSONLZ4 file, it can be due to the following reasons: either you do not have an appropriate program to open it, or your file association is corrupted. For more information about this extension, please read the article below. To fix the problem, please use a special File Association Fix Tool (recommended): download here or click the green button Fix .JSONLZ4 Errors located in the right block. You can also call the support service via the phone number you see on this page to get assisted help from the experts.

What is a .JSONLZ4 file?

Since the.jsonlz4 extension implementation, it seems that restore doesn't work due to empty or 0 date fields (dateAdded and lastModified) in order to update the file manually, you need a special decompressor: not user friendly.

.JSONLZ4 file belongs to the category of Compressed Files used in operating systems such as Windows 10, Windows 7, Windows 8 / 8.1, Windows Vista, Windows XP.

N/A

OTOH, it is completely non-trivial to actually get back your own data from these.jsonlz4 files. – cnst Oct 6 '18 at 2:23. JsonLZ4 was a bad idea. – neverMind9 Mar 11 '19 at 23:31. I'd agree with 'it's custom, not proprietary'. Irrespective of it not being widely used or supported. JSONLZ4 files are Mozilla JSON compressed bookmark files, which you can read more about below. The JSONLZ4 file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a JSONLZ4 opener may not be able to open all kinds of JSONLZ4 files.

Compressed Firefox Bookmarks Backup File

Compressed Files

N/A

.JSONLZ4 file is associated with Compressed Firefox Bookmarks Backup File developed by N/A, has a N/A Format and belongs to Compressed Files category.

How to open a .JSONLZ4 file?

Execute .JSONLZ4 file by double-clicking on it. If you have already installed the software to open it and the files associations are set up correctly, .JSONLZ4 file will be opened. If Windows keeps asking you what program should be used to open the file, the problem is most possibly caused by broken files associations.

Damaged file associations occur as a result of Windows registry errors. To fix these issues, please follow the steps below.

Fix .JSONLZ4 file association errors

To quickly and automatically fix the problem, please proceed as follows:

Step 1: Click on Download Fix Tool to download the automatic repair tool
Step 2: Click Start Scan to identify all potential issues.
Step 3: Review scan results and click Fix Items.

downloads

File Size: 2.8 MB, Download time: < 1 min. on DSL/ADSL/Cable

This tool is compatible with: Windows XP, Windows Vista, Windows 7, Windows 8/8.1, Windows 10

Warning

Jsonlz4 File Extension

We do not recommend trying to fix the problem manually if you do not have sufficient computer knowledge. It is recommended to use automatic tools or address field experts.