How to install Tamper Data in Mozilla Firefox (தமிழ்)
У вашего броузера проблема в совместимости с HTML5
Download Link:-
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Mozilla Firefox ESR 52.9: http://www.softpedia.com/get/Internet/Browsers/Mozilla-Firefox-ESR.shtml
Tamper Data:
https://download.cnet.com/Tamper-Data/3000-11745_4-10744095.html
Tamper Data is a free add-on for Mozilla Firefox that allows you to track and modify HTTP/HTTPS headers and POST parameters. Tamper Data can be used for security testing of web-based applications by modifying POST parameters and for tracking request/responses
Use tamperdata to view and modify HTTP/HTTPS headers and post parameters.
Trace and time http response/requests.
Security test web applications by modifying POST parameters.
FYI current version of Google Web Accelerator is incompatible with the tampering function of TamperData. Your browser will crash.