Grandstream Firmware Versions as of July2024 GRP2601/P/W 1.0.5.54 GRP2602/P/G/W GRP2603/P GRP2604/P GRP2612/P/W/G 1.0.11.15 GRP2613 GRP2614 GRP2615 GRP2616 GRP2624 GRP2634 GRP2636 GRP2650 GRP2670 GXP1610/1615 1.0.7.70 GXP1620/1625 GXP1628 GXP1630 GXP1780/1782 1.0.1.128 GXP1760W All different files: GXP2130 1.0.11.85 GXP2135 1.0.11.85 GXP2140 1.0.11.85 GXP2160 1.0.11.85 GXP2170 1.0.11.85 Hotel Phones GHP630/W 1.0.1.24 GHP631/W GHP610/W 1.0.1.62 GHP611/W GHP620/W GHP621/W WP816 1.0.1.9 WP826 WP810 1.0.11.60 WP822 WP825 WP820 1.0.7.77 DP755 1.0.3.8 DP752 1.0.21.12 DP750 DP760 GAC2500 1.0.3.48 GAC2570 1.0.3.19 Different files: GSC3505 1.0.3.12 GSC3510 1.0.3.12 GSC3506 1.0.5.8 GSC3516 HT801 1.0.53.3 HT802 1.0.53.3