Most manufacturers don't provide a "Check for Updates" button that works. Instead, the community relies on repositories and forums:
This is a Russian forum that hosts almost every version of 8227L firmware ever made. (Use Google Translate to navigate). alps 8227l demo firmware update free
Before downloading any files, you must confirm your device's chipset. Installing the wrong firmware can "brick" your unit (rendering it unbootable). Go to > System Info . Look for the Build Number or Kernel Version . It should explicitly mention 8227L or YT9216 . Check your screen resolution (usually 1024x600). Step 2: Where to Find Free Firmware Updates Most manufacturers don't provide a "Check for Updates"