Firmware Change Update On Sony Kd-43x8309c ((better)) Link

| Metric | Old Firmware (Marshmallow) | New Firmware (Nougat) | Improvement | | :--- | :--- | :--- | :--- | | | 52 seconds | 31 seconds | +40% faster | | Netflix App Launch | 11 seconds | 6 seconds | +45% faster | | 4K YouTube Buffer Time | 4.2 seconds | 1.8 seconds | +57% faster | | HDMI Input Switching | 3.1 seconds | 1.4 seconds | +55% faster | | Total Free RAM after boot | 380 MB | 620 MB | +63% more |

. If an update is available, the TV will prompt you to download it. Firmware Change Update on SONY KD-43X8309C

is a 43-inch 4K Android TV from Sony’s 2015 lineup. Regular firmware updates are essential for this model to maintain compatibility with modern streaming apps, improve system stability, and unlock advanced picture features like HDR support. Why You Should Update Your Firmware Updating the firmware on your Sony KD-43X8309C | Metric | Old Firmware (Marshmallow) | New