TP-Link RE6000XD a WiFi-6 range extender that can be repurposed as a WiFi Access Point with 2.5g WAN connection, and it's probably the cheapest 2.5g WiFi AP out there. It has body design and internal components highly similar to TP-Link AX80 v1 (EU version) except without any USB port.
Check out Supported Since Commit field for instructions on how to flash OpenWrt, and also Installation section below.
remove the 2 screws at the bottom and the one at the backside. un-clip the case starting at the bottom of the device. Pry the outer case to the side(outwards).
Serial console (UART), unpopulated
Orientation: you can read the word βTopβ on the bottom left corner on the Mainboard
+-------+-------+-------+-------+
| TX | RX | GND | +3.3V |
+---+---+-------+-------+-------+
|
+--- Don't connect
pressing 'Ctrl-C'
MT7986> tftpboot openwrt-24.10.5-mediatek-filogic-tplink_re6000xd-initramfs-kernel.bin
Using ethernet@15100000 device
TFTP from server 192.168.1.2; our IP address is 192.168.1.1
Filename 'openwrt-24.10.5-mediatek-filogic-tplink_re6000xd-initramfs-kernel.bin'.
Load address: 0x46000000
Loading: #################################################################
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######
11.9 MiB/s
done
Bytes transferred = 8674604 (845d2c hex)
MT7986> bootm
## Loading kernel from FIT Image at 46000000 ...
Using 'config-1' configuration
Trying 'kernel-1' kernel subimage
Description: ARM64 OpenWrt Linux-6.6.119
scp -O ./Downloads/openwrt-24.10.5-mediatek-filogic-tplink_re6000xd-squashfs-sysupgrade.bin root@192.168.1.1:/tmp/ openwrt-24.10.5-mediatek-filogic-tplink_re6000xd-squashfs-sysupgrade.bin 100% 9180KB 38.7MB/s 00:00
back on the UART:
cd /tmp/ sysupgrade -n ./openwrt-24.10.5-mediatek-filogic-tplink_re6000xd-squashfs-sysupgrade.bin
Your device will reboot and you are now done! π