How To update Ghost Blog on Google Cloud

Hey, Everybody Currently I’m Running My Blog Website On Google Cloud Help Of Ghost Certified by Bitnami Google Markit Place.

Check Bitnami One-Click Solution:

My Software List And Version

  • Debian (10)
    Ghost (3.37.1)
    Apache (2.4.46)
    lego (4.0.1)
    MySQL (5.7.32)
    Node.js (12.19.0)
    OpenSSL (1.1.1h)
    Python (2.7.18)

Now My Problem Start How To Update My Ghost Blog. I’m Read the Article on Bitanmi docs but the article is Confuge For Beginner.
Plz Help Me How To update My Ghost Blog Ghost (3.37.1) Into Ghost(3.40.2-0)