GNU/Linux Debian Trixie Realtek rtl8852BE Wi-fi Driver Setup Guide
Hi! The linked Tutorial Shows You Step-by-Step How to Install Realtek rtl8852BE WiFi/Bluetooth Wireless Driver in Debian Trixie 13.x GNU/Linux.
And to make use of the Realtek rtl8852BE Devices on Linux it’s enough to dispose of an Updated Linux Kernel.
After a Kernel Upgrade, it is Strongly Recommended to Immediately Proceed with a Firmware Update to Ensure Hardware Compatibility and Optimal Performance. Follow this Guide: How to Update Linux Firmware on GNU/Linux Distros.
Important: This Driver Requires an Updated 6.2+ Kernel. For the Best Performance and Compatibility, Upgrading to the Latest Available Kernel Is Highly Recommended.

Updating System
How to Update System on Debian Linux Desktop
Checking Kernel Version:uname -r
The Output need to be > than 6.2!
But it’s recommended to Update it to the Latest one for Best Compatibility.