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0 votes
1 answer
82 views

How to turn off Firefox session store files' compression

Not sure which Firefox version turned on compressed session store, but seemingly have a situation where not only did the current file not get written in a format LZ4 tools can decompress, but also the ...
user66001's user avatar
  • 1,265
0 votes
0 answers
146 views

Why is this tab opening on startup, and how do I prevent it from happening again?

I have Firefox set up so that on startup, it opens with the browsing tabs from the previous sessions restored. This is desired behaviour, so I don't want to change that. The issue I'm having is that ...
JMac's user avatar
  • 101
0 votes
1 answer
888 views

Is there a way to recover unsaved Wikipedia edits in Firefox?

I've tried https://superuser.com/a/1363748/180573, but it seems the recovery.baklz4 doesn't contain any textarea items for Wikipedia edit forms. I'm very disappointed; is there something that ...
cnst's user avatar
  • 2,475
8 votes
2 answers
5k views

How to bring back "Save and Quit" feature in Firefox 63+?

I've always enabled the browser.showQuitWarning feature in Firefox so I can choose to keep the tabs or not when I close the browser However last week my Firefox updated to the version 63 and suddenly ...
phuclv's user avatar
  • 28.4k
49 votes
9 answers
30k views

How to decode/decipher Mozilla Firefox proprietary .jsonlz4 format? (sessionstore-backups/recovery.jsonlz4)

I'm trying to get a handle on Mozilla Firefox's proprietary file format .jsonlz4, used, for example, for sessionstore-backups/recovery.jsonlz4, but to no avail. How do I get back my data, ...
cnst's user avatar
  • 2,475
12 votes
8 answers
8k views

All tabs groups lost after updating to Firefox 57.0 Quantum

All tabs groups lost after updating to Firefox 57.0 Quantum I need to get back not only the open tabs (within the "active" group of tabs) but the rest of them (the ones that were open in "inactive" ...
jakijem's user avatar
  • 123
0 votes
0 answers
1k views

Lost all Chrome tabs and history after hibernate in Windows 10

I use multiple profiles in Chrome. The main one, for work, had loads of tabs open that I so desperately need. I recall hibernating Windows 10 a couple days ago. Just booted Windows and to my ...
Rehaan's user avatar
  • 1
0 votes
0 answers
291 views

Sync FireFox sessions without closing FireFox

I've read https://stackoverflow.com/questions/31430906/how-to-sync-session-manager-sessions-accross-devices-in-firefox but it requires FireFox to be closed so session files are synced and reloaded. ...
Hikari's user avatar
  • 317
0 votes
2 answers
455 views

examine sessionstore.json for unsaved text field recovery

When SeaMonkey or Firefox crashes, some of the text you write within various HTML forms is supposed to be recoverable through the sessionstore.json within your profile. The issue is that the ...
cnst's user avatar
  • 2,475
0 votes
0 answers
25 views

Saving Firefox (or other applications) windows to open up verbatim on next reboot [duplicate]

On Windows 7 Home Premium, I sometimes need to reboot my system, but I don't want to lose the URLs in the various Firefox open windows and tabs. Basically, I would like to save the layout of the ...
John Sonderson's user avatar
1 vote
0 answers
115 views

Windows 8.1 pro, emergency-reset and browsers' history

Sometimes it happens, a program hangs up my computer, and I turn off the power, when I can't fix it somehow. I was extremely surprised!!! when (I have many tabs in my two browsers - opera 12 about 100 ...
Kirill Golikov's user avatar
0 votes
1 answer
2k views

How to read or open a session file of Firefox Session Manager add-on

I have some *.session files from my previous Firefox from my previous PC that are very important to me. I installed Firefox and Session Manager on my new PC, and copied those files to the respective ...
siamak's user avatar
  • 481
4 votes
4 answers
6k views

Firefox Add-on that lists all open tabs urls in one tab as text links [closed]

When firefox crashes and restarts there is a "restore previous tabs" page that opens in a single tab in the freshly restarted window. Let's say I had 15 tabs open in one window when FF crashed, links ...
Nicole's user avatar
  • 41
2 votes
2 answers
3k views

In Firefox, I accidentally clicked "Start New Session" after a crash. How can I get all my tabs back?

user1264624 asks on another website: After a Firefox crash, I accidentally clicked "Start New Session" instead of "Restore". Unfortunately there is no way to get back to the previous session as the ...
jasonspiro's user avatar
12 votes
3 answers
12k views

Prevent auto-loading of tabs in Firefox when starting browser

I use Tab Mix Plus, and I have the following settings set: "Don't load tab until selected" in Tabs dialog of Firefox is set The "Reload all tabs" in TMP is unselected The setting browser.sessionstore....
Abel's user avatar
  • 1,483

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