@woozle I renamed the file and tried again. It still showed invalid file type. I think the upgraded firmware won't allow downgrade,

@woozle I don't remember firmware version. I also tried argentine version and it didn't work.( the file type was invalid)

sorry to mention it is US version. I couldn't find the firmware.

@woozle sorry to mention it is US version. I couldn't find the firmware.

Router hangs and restarts several times. Can't hold constant download and upload speed.(I've checked by replacing with other router and it was constant) This started after firmware upgrade . I...

No firmware in official website. Can someone help?