How to Switch to Gemini AI on Android: Full Guide (2025)

If you are wondering how to switch to Gemini AI on Android, Google has finally made it possible through its new Gemini app. Previously known as Bard, Gemini is now available as a powerful AI assistant on Android devices, allowing users to replace Google Assistant with a more advanced experience. In this guide, you’ll learn exactly how to set up Gemini AI on your Android phone.

For official details, check Google’s Gemini support page.

Introduction to Gemini AI – A powerful and versatile artificial intelligence model designed for advanced reasoning, multimodal capabilities, and real-time assistance

When I tested Gemini on my Android device, the biggest difference I noticed was more natural responses and better context understanding compared to Google Assistant.

Note: Gemini app is currently available in the US only. If you want to download and use this app ,you need US google account. 

Also read->>Best Free Alternatives For ChatGPT in 2025

This limitation exists because Google is gradually rolling out Gemini in phases, starting with US accounts.

Set Gemini AI as you default assistant

However, if you use Bixby voice assistant on your Samsung phones , you need to change the default assistant as google assistant. Go to settings ->Apps -> Default Apps -> Digital assistant app -> device assistance app -> then select Google.

These steps show how to switch to Gemini AI on Android without any confusion.

  • First download Install the Gemini app from your google play store.

You can download Gemini from the official Google Play Store.

  • Open the Gemini app and click get started.
  • Then tap on more button and then click on i agree button to accept the terms and conditions.
  • That’s it ! Gemini AI has replaced google assistant on your phone. Then you can begin your explorations of new app.

Samsung devices require this extra step because Bixby is set as the default assistant by the system.

Now if you try to invoke google assistant using the regular methods such as saying “hello google” or by “pressing the power button”  , you will see the Gemini AI interface instead of google assistant.

I personally use the power button method because it feels faster and more reliable

Google also explains assistant settings here.

Once you meet the region and account requirements, switching to Gemini is straightforward.

If Gemini Didn’t replace Google assistant automatically

This issue is common during early rollout stages and does not indicate a problem with your device.

Sometimes users face issues while learning how to switch to Gemini AI on Android, especially during initial setup.

You can manually set the Gemini assistant if it is not replaced with google assistant automatically in your mobile phone. To do this follow the below steps.

  • Tap to open a Google app on your mobile phone.
  • Then click on the profile icon which is located at the top right corner
  • Then  click on settings.
  • In settings page ,Tap on Google assistant.
  • Scroll down and click on Digital assistant from google.
  • Here select Gemini AI instead of Google Assistant.

Tip :You can also change it from the Settings app > Apps > Assistant > Digital Assistant from Google > Gemini

Make sure the Google app is updated to the latest version before switching assistants.

Switch Back to Google Assistant

If you didn’t like Gemini assistant, don’t worry you will get the Gemini assistant back by following the below steps. 

  • Open the Gemini app on your mobile.
  • Then tap your profile icon which is located at  the top-right corner.
  • After that tap on  settings.
  • Then click on “digital assistants from google ” and select “google assistant”.
  • Then you will  get a confirmation prompt, tap switch.

That’s it! you will be back to your Google assistant

Compared to Google Assistant, Gemini focuses more on AI-powered reasoning rather than simple voice commands.

Gemini App not Working and Location not supported issue

If you face any any error like location not supported and Gemini app not working , try the below steps to fix it.

  • Open the Google app on your mobile, then tap your profile icon on  the top right corner.
  • Then click on settings .

  • After that click on google assistant.

  • Here tap on the language.

  • It will navigate you to language section, here select English( united states).

Gemini relies on language and region matching to function correctly.

  • That’s it ! you can relaunch the Gemini app ,it will work.

Final thoughts:

Gemini is especially useful for writing help, research, summarizing content, and complex questions.

Whether you are using an android, iOS, or desktop, set Gemini AI as your primary assistant for the faster access of advanced ai. Follow the above steps to setup and explore the benefits of Gemini ai. So take few minutes to setup, Gemini AI as your default Assistant and unlock more digital experience.

As Gemini evolves, it is expected to integrate deeper with Android apps and services.

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