A: No, provided you obtained it from the official OEM portal. Side-loading modified firmware does void warranties.
According to the product manager’s recent AMA, the XC firmware branch will follow a predictable cadence: firmware version xc.v8.7.11
(like certain NanoBeam 5AC Gen 2 models), which had their second Ethernet port disabled by the previous v8.7.10 release. Ubiquiti Community Key Improvements & Features Ethernet Port Restoration: A: No, provided you obtained it from the official OEM portal
The improvements stem not from new hardware but from a recompiled kernel with better optimization flags and the removal of redundant debug logging. Ubiquiti Community Key Improvements & Features Ethernet Port
| Metric | v8.7.9 | v8.7.11 | Improvement | |--------|--------|---------|--------------| | RAM usage (idle) | 312 MB | 298 MB | ↓ 4.5% | | Maximum concurrent VPN tunnels | 48 | 62 | ↑ 29% | | Web UI load time (ms) | 1,450 ms | 920 ms | ↓ 36% | | IPSec throughput | 620 Mbps | 715 Mbps | ↑ 15% | | CPU temp under load | 72°C | 68°C | ↓ 5.5% |