The A20e download is for the worldwide LTE version (P/N starting with NX2-RF1) and the A20a download is for the US version (P/N starting with NX2-RF2). You can also check Settings > About > Custom build version to see which regional version you have.
You can use the downloads at the bottom of this page to install the latest full OS version instead of incremental updates. To install an OS as a ZIP-file, follow the guide here.
- V0.17 – December 1st, 2016
– Fixed issue scanning non-latin characters in UTF-8 encoded barcode
– Added function to get byte/binary barcode data from the scanner SDK
– Added function to get AIMID from the scanner SDK
– Improved touch behavior in wet conditions
– Added function to change the 4 side keys at Settings > User define