Modify \Scripts\activate.bat in the Anaconda installation directory

The following path:

D:\Anaconda3\Scripts\activate.bat

Open for text editing

Find this line of text and modify:

@CALL "%~dp0..\condabin\conda.bat" activate %*

In this line, change %* to the virtual environment you need to start by default, such as:

@CALL "%~dp0..\condabin\conda.bat" activate PyTorch)

Here, the default startup virtual environment is successfully switched to the PyTorch environment