Despite being an improvement, the release is not flawless. Here are the most reported issues and fixes:
DDR (RAM) mismatch. This firmware is not for your specific RAM configuration (e.g., you have a 3GB RAM variant, but V23 is for 2GB). Fix: You cannot fix this. You must find a specific "R29 LP3 3GB V23" build. r29 mxq lp3 v23 firmware updated
It looks like you're looking for information about a firmware update for a device labeled — likely an Android TV box based on the popular MXQ series (often using Amlogic S905 or similar chipsets). Despite being an improvement, the release is not flawless
Rockchip RK3228A / RK3229 Quad-core ARM Cortex-A7. Board ID: R29_MXQ_LP3_V2.3. Despite being an improvement
You don’t care about HD Netflix, your WiFi is currently unreliable, and you are comfortable with manual flashing.