@Lazar-Demin always my web recovery ended up like HTTP upload is complete. Upgrading... FIRMWARE UPGRADING * DO NOT POWER OFF DEVICE! * .................................................................................................................................................... .................................................................................................................................................... blocksize write incorrect block#=0! Error: HTTP ugrade failed! Bringing Eth0 (10/100-M) up... HTTP server starting at 192.168.8.8 ... HTTP server is up and running. Boot Linux from Flash NO RESET PRESSED. Booting image at bc050000 ... Image Name: MIPS OpenWrt Linux-4.14.81 Image Type: MIPS Linux Kernel Image (lzma compressed) Data Size: 1617567 Bytes = 1.5 MB Load Address: 80000000 Entry Point: 80000000 Verifying Checksum ... Bad Data CRC Any Idea How to solve this. I have used 5V 3A adaptor and 3.3.V LDO with 800mA current. 100uF cap to manage the current spikes.