#1
GravaStar
Mercury V75
3 positive 0 neutral 1 negative
Based on 4 Reddit mentions
$159.95
Buy on Amazon
We may earn a small commission.
Most discussed features
Sentiment summary across the product areas Reddit users mention most.
Reddit mentions
Original Reddit posts and comments behind this analysis.
GravaStar V75 HE stuck on "Firmware loading failed"
Update: Resolved ✅ The issue has now been resolved. What finally worked was opening the web driver in Incognito Mode and attempting the firmware update again. I was also connected to a different Wi-Fi network at the time, so I'm not entirely sure whether it was the network, something GravaStar chang
...Dependent_Prompt_678 in r/keyboards
July 14, 2026 10:25 AM
1
Gravastar Mercury K1 keyboard wont turn on
Just commenting to share that I'm experiencing the exact same thing now. I have a V75 Pro and tried to update the firmware this morning, using the official software updater they have named GravaStar75. As soon as I ran that, all the lights turned off on my keyboard and it will not turn back on now n
...atljeremy in r/keyboards
September 29, 2025 4:38 PM
1
