Why does '(base)' appear in my anaconda command prompt?

Question

My anaconda command prompt now says:

(base) C:\\users\\user_name>

I would like to know why (base) appears in front of the prompt. This s

Answer 1

Although Blockchain Business's answer is correct, as of v 4.6.4

DeprecationWarning: 'source deactivate' is deprecated. Use 'conda deactivate'.

so,

conda deactivate

This actually deactivates Anaconda completely, so may not be the best solution...

To restore:

 conda activate