If your module uses a CSR chip, you will need a or a dedicated CSR USB-SPI programmer . Connect the module to your PC via the programmer. Use software like PSTool (BlueSuite) . Filter for "Local device's 'user friendly' name" . Enter your new name and click Set . Method B: AT Commands (Standard Modules)
A (CH340G, FT232RL, or CP2102). A soldering iron and fine hookup wire. A Windows PC. Vhm-314 Change Name
Note: This only changes how the name appears on THAT specific device; it does not change the name other people see. Better Alternatives for Custom Branding If your module uses a CSR chip, you