Unity Scripts edited in Visual studio don't provide autocomplete

Question

When I want to edit C# Unity scripts, they open in Visual Studio. It is supposed to provide auto complete for all Unity related code, but it doesn\'t work.

Here you c

Answer 1

For some odd reason, the "Game development with Unity" tool can become disabled in Visual Studio.

To fix this..

1. Open Visual Studio
2. Go to Extensions → "Manage Extensions" → Installed
3. Find "Visual Studio 2019 Tools for Unity"
4. If it is disabled, enable it
5. Restart VS

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^{Credit to Yuli Levtov's answer on another Thread}