Fnirsi1014d Firmware Update Work < UHD >

Always remember: backup your old firmware (if possible), use a branded microSD card, and never interrupt the power during writing. If you follow this guide, your FNIRSI 1014D will continue to serve you with improved accuracy and features for years to come.

A: Approximately every 6–8 months. The last major stable release was v1.4.1 in late 2024. Check the official FNIRSI forum for beta versions. fnirsi1014d firmware update work

A: Yes. The internal NAND is completely erased during the update. Always back up any important saved waveforms to USB or microSD first. Always remember: backup your old firmware (if possible),