To reset Dahua / X-Security video intercoms, it is necessary to obtain an XML with which the manufacturer will generate a counter file to reset the password:
In the following link is Toolbox, among the tools available, is Configtool:
With Configtool the device will be detected, click on Password Reset, select the device to reset, and click on Reset:
Since we will not have the email option, the tool will ask if we want to reset it with XML:
Select the location for export:
An "ExportFile.xml" will be generated, which will be sent to the distributor to request the counter file to the manufacturer:
Once we reply with the counter file "result.xml" we will import it:
Once it is selected, we will be able to change the password: