Version 1301 is the most common stable release. Only update the BIOS if you are experiencing hardware instability. 📥 How to Install Correctly
Unlike older "GMA" Atom-based netbooks, the 1015E uses Intel HD Graphics (V9.17.10.2875.01), providing better hardware acceleration for media. Atheros Ethernet & Wireless: asus 1015e drivers
Without these, you cannot go online to get other updates. Version 1301 is the most common stable release