From 177379d35f1be33e76cb28c31c74385165e922a7 Mon Sep 17 00:00:00 2001 From: Armel FAUVEAU Date: Wed, 26 Nov 2025 22:33:25 +0100 Subject: [PATCH] Improve README --- README.md | 28 ++++++++++++++++++++-------- 1 file changed, 20 insertions(+), 8 deletions(-) diff --git a/README.md b/README.md index 04f60726..82c417cf 100644 --- a/README.md +++ b/README.md @@ -297,22 +297,34 @@ It works on Chrome, Chromium and Edge (desktop versions), and does not require i ## Steps to flash the firmware -- Open [UVTools2](https://armel.github.io/uvtools2/) in your browser. +- Open UVTools2 and select [flash](https://armel.github.io/uvtools2/?mode=flash) mode. - Connect your radio to your computer using a compatible USB programming cable (USB-C or Baofeng/Kenwood like double jack USB cable). -- Make sure your radio is in DFU mode (flash mode). -- Select the firmware .bin file. -- Click on Flash Firmware, then select the serial port associated with your radio. +- Make sure your radio is in **DFU mode (flash mode)**. +- Select the firmware .bin file on your computer. +- Click on `Flash Firmware`, then select the serial port associated with your radio. - The progress bar will guide you through the flashing steps. Once finished, your radio restart with the new firmware. ## Steps to dump or restore calibration data -[UVTools2](https://armel.github.io/uvtools2/) can also backup and restore calibration data, which is highly recommended. +[UVTools2](https://armel.github.io/uvtools2/) can also dump and restore calibration data, which is highly recommended. It’s best to create a dump right after installing F4HWN firmware, and to restore it before installing another firmware (or when returning to the stock firmware, for example). -- Make sure your radio is in normal mode. -- Select Dump Calib to dump calibration data -- Select Restore Calib to restore calibration data +### Dump + +- Open UVTools2 in [dump](https://armel.github.io/uvtools2/?mode=dump) mode (or click the Dump Calib tab). +- Power on your radio in **normal mode**. +- Click `Dump Calibration Data`. + +When the process is complete, click `Download calibration.dat` to save the file to your computer. + +### Restore + +- Open UVTools2 in [restore](https://armel.github.io/uvtools2/?mode=restore) mode (or click the Restore Calib tab). +- Power on your radio in **normal mode**. +- Select your calibration.dat file on your computer. + +Click `Restore Calibration Data` and wait until the process fully completes. ## Other sources of information