Users frequently use ADB (Android Debug Bridge) to remove "bloatware" and Google Play Services, which are the primary culprits for battery drain on this specific hardware. 2. Key Enhancements & Modifications
Buy a used A105 for $150. Install MrWalkman’s "Walkman One" v2.3. Never look back. Your ears—and your battery anxiety—will thank you. sony nw-a105 custom firmware