Since there is no official public support page for end-users on the ADB/Pirelli site for this specific model, you must use the following methods:
Because ADB does not host these files, you must look at the ISP's website.
Since official ADB support is discontinued, the community has stepped up. Bookmark these places:
Warning on malware: Avoid “firmware download” sites that ask for paid surveys or credit cards. All legitimate firmware for the A4201G is free.
Because ADB does not host these files, you must look at the ISP's website. pirelli adb prg a4201g firmware link
Since official ADB support is discontinued, the community has stepped up. Bookmark these places: Since there is no official public support page
Warning on malware: Avoid “firmware download” sites that ask for paid surveys or credit cards. All legitimate firmware for the A4201G is free. Warning on malware : Avoid “firmware download” sites
