# BW16 RTL8720DN: Flashing works on FN4 (4MB) but fails on FN2 (2MB)

**URL:** <https://forum.amebaiot.com/t/bw16-rtl8720dn-flashing-works-on-fn4-4mb-but-fails-on-fn2-2mb/5036>\
**Category:** SDK\
**Created:** [September 2, 2026, 7:20am UTC](https://forum.amebaiot.com/t/bw16-rtl8720dn-flashing-works-on-fn4-4mb-but-fails-on-fn2-2mb/5036 "2026-09-02T07:20:14Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/ameba/original/2X/7/7009caf971627f868f3de3d34312aff2d14c61e3.png) [@system](https://forum.amebaiot.com/u/system)\
**Post date:** [September 2, 2026, 7:20am UTC](https://forum.amebaiot.com/t/bw16-rtl8720dn-flashing-works-on-fn4-4mb-but-fails-on-fn2-2mb/5036/2 "2026-09-02T07:20:16Z")

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