Google has announced that Gemini will fully replace Google Assistant on Samsung Galaxy devices and Android systems starting September 4, 2026. Users will no longer be able to access or revert to Google Assistant once the transition completes, marking the end of an era for one of Google's longest-running AI products.

When Will Google Assistant Disappear From Your Device?

Google sent notifications to Google Assistant users this week confirming the replacement timeline. The rollout will take several weeks to reach all Galaxy phones, tablets, and smartwatches after the September 4 start date. If your Galaxy device meets the minimum system requirements to run Gemini, you will not be able to switch back to Google Assistant after the transition occurs. This applies across multiple device categories and ecosystems.

The transition extends beyond just smartphones. Galaxy Buds paired to your Galaxy phone or tablet will also transition to Gemini for voice commands. Additionally, if you use Android Auto connected to a Galaxy phone, your car's infotainment system will rely solely on Gemini for voice commands and other features.

What Devices Are Affected by the Gemini Transition?

• Smartphones and Tablets: All Samsung Galaxy phones and tablets running compatible software will transition from Google Assistant to Gemini as their default voice assistant.
• Wearables: Galaxy Buds and smartwatches paired to Galaxy devices will use Gemini for voice commands instead of Google Assistant.
• Vehicle Integration: Android Auto systems connected to Galaxy phones will shift to Gemini-powered voice control and features.
• Smart Home Devices: Gemini is even available on some high-end Samsung refrigerators, expanding the ecosystem beyond traditional mobile devices.

How to Prepare for the Gemini Transition

• Check Device Compatibility: Verify that your Galaxy device meets the minimum system requirements to run Gemini before September 4, 2026, to understand whether you will be affected by the mandatory transition.
• Familiarize Yourself with Gemini: If you have not already switched to Gemini, test it on your device now to understand how it handles your most common voice commands and tasks.
• Review Your Routines and Automations: Check any custom Google Assistant routines or automations you have created, as these may need to be reconfigured or may function differently with Gemini.
• Backup Your Settings: Document any Google Assistant preferences or configurations you rely on, since you will not be able to revert after the transition date.

Why Is Google Making This Change?

Gemini represents Google's next-generation AI assistant built on large language models (LLMs), which are AI systems trained on vast amounts of text data to understand and generate human language. Google first introduced Gemini as a successor to Google Bard in February 2024, and has been gradually rolling it out across Android devices, Android Auto, and Wear OS since then.

However, the transition is not without friction. Many users who have already switched from Google Assistant to Gemini report that the new AI assistant is relatively slower and less reliable for certain basic tasks. Despite these complaints, Google says it is committed to offering users an improved experience with Gemini.

The timing of this announcement coincides with broader leadership changes at Google's parent company, Alphabet. Demis Hassabis, the CEO of Google DeepMind, recently transitioned to a new role as chief scientist at Alphabet, stepping back from day-to-day consumer AI projects including Gemini. According to sources familiar with his thinking, Hassabis had been gradually reducing his involvement with consumer AI and Gemini projects over the past year, with Google's chief AI architect, Koray Kavukcuoglu, taking on more responsibility for these initiatives.

The shift reflects Google's broader strategy to consolidate its AI assistant offerings under a single, unified platform. By retiring Google Assistant entirely, Google is betting that Gemini's advanced capabilities will eventually outweigh current performance concerns. The September 4 deadline gives users roughly one month to adjust their expectations and workflows before the change becomes mandatory.