Automatic Update

You can use the plugin update control.

In my website Government Jobs in India I always get notification to update wordpress, I never get any automatic update yesterday I got notification to update wordpress and I click yes within few second I got new one.

The definitive guide to disabling auto updates in WordPress 3.7

and

https://codex.www.ads-software.com/Configuring_Automatic_Background_Updates

Here are the official documentation for managing the automatic update feature. As always though, best security practices recommend keeping all software (like WordPress) up to date.