I will introduce the way to stop automatic conversion ” and ‘ to “” and ‘’.
Open the preference dialog of Google documents. Click tool menu and Preferences.
![](https://improve-future.com/wp-content/uploads/2020/11/google_drive_doc_preferences.png)
Turn off “Use Smart Quotes”.
![Turn off "Use Smart Quotes"](https://improve-future.com/wp-content/uploads/2020/11/turn_off_use_smart_quotes.png)
After clicking OK, ” and ‘ won’t be converted automatically any more.
You can disable auto capitalization in this way.
In the substitution tab in the same dialog, you can turn off other several automatic conversion, such as 1/2 to ½.