The primary reason is its operating system. While older Walkman models used Sony's proprietary non-Android OS—which developers like MrWalkman successfully modded—the NW-A105 runs on Android 9.0. Sony has locked the bootloader on these Android-based players, and there is currently no known way to unlock it to flash a custom ROM. Why the Confusion?
Do not flash "hot" firmware if you use your Walkman daily in a hot car or direct sunlight. The battery is not rated for the thermal stress of overclocking. sony nwa105 custom firmware hot
To understand the thermal implications of CFW, one must first establish the hardware baseline: The primary reason is its operating system
The Sony NW-A105 represents a shift in the Walkman line towards a full Android ecosystem, allowing for streaming service integration alongside traditional local file playback. However, the stock firmware is often criticized for its "walled garden" approach, limiting USB audio output and restricting equalization settings. Why the Confusion
Oddly, some users found that setting the system language to English and reinstalling the package manager fixed specific drain bugs. 3. Usage Optimization