Yes, that's what I did, I uploaded the "backspacewrt-ramips-mt7621-tozed_zlt-s12-pro-squashfs-sysupgrade.bin" file here:
Tapos ganun nga po kinalabasan, kapag ini-"Enable" ang wifi, continious blinking indicator LED nya...
Kapag in-open yun 3ginfo... may errors po, as per previous post ko po...