The standard software programmer code is usually 1234 . 2. Get the Windows 10 USB Drivers

The is a Windows GUI tool used for administration.

Without this software, programming the TES824 requires a physical proprietary programming console (KX-TE824T) — which is slow, outdated, and frustrating. Hence, the PC software is essential.

This is the last free version Panasonic released before moving to paid licenses. It fully supports the TES824 via USB (Type B cable).