In the section, click Browse (or Select File ) and choose the .rom file you downloaded. Click Upgrade and then OK to confirm.
Alternatively, find the phone's by pressing the OK button when the phone is idle. yealink t53w firmware upd
Under the tab, download the .rom file. If it downloads as a .zip , you must extract the .rom file before uploading. Step 3: Perform the Update (Web Interface) This is the most common method for individual devices: In the section, click Browse (or Select File
Go to the tab and select Upgrade from the side menu. In the section