: RAM is soldered and not upgradeable , with configurations usually at 4GB, 8GB, or 16GB LPDDR3.

: Both files are often bundled together in archival repositories for technicians, such as pcschematics.com or dedicated Telegram technical channels like schematics|boardviews| ARCHIVE . Hardware Specifications

To open and interact with these files, you typically need specialized software such as , BoardViewer , or FlexBV .