Changing a Google account on Android without losing data: a complete guide

Changing the main account Google to smartphone Android - a task that seems simple only at first glance. Many users are faced with unexpected consequences: saved passwords disappear, purchases in Play Marketstop working, backup copies of chats in WhatsApp or Telegramdisappear. The reason lies in the close integration of services Google with the operating system: not only contacts, but also application licenses, device settings, and sometimes even the operation of system functions like @gmail.com not only contacts depend, but also application licenses, device settings, and sometimes even the operation of system functions like Find My Device.

In this article we will figure out how safely change your account on Android, while preserving all critical data. It is important to understand: the process differs depending on the OS version (since Android 10 the algorithm has changed), the device model ( Samsung and Xiaomi has its own nuances) and even on whether you plan to completely delete the old account or simply add a new one. We will consider all scenarios - from a basic profile change to transferring data between accounts using hidden functions Google One.

We will pay special attention three key points that 90% of users miss: synchronizing applications through com.google.android.gms, linking purchases to the developer account (and not to the device) and hidden restrictions on the number of account changes in a short period time. These details often cause errors like DF-DFERH-01 or blocking access to paid applications.

Why can’t you just delete your account and add a new one

At first glance, it is logical to assume that to change an account you just need to go to Settings → Accounts, delete the old profile and add a new one. However, this approach is fraught with serious problems:

• 🔐 Loss of application licenses. All purchases in Play Market (even free applications with in-app purchases) are tied to the account, not to the device. By deleting a profile, you will lose access to them, even if you install the same apps again.
• 📱 Reset system settings. On some devices (for example, Samsung Galaxy s One UI), deleting the main account Google automatically resets settings Secure Folder, Samsung Pay and even Bixby.
• ☁️ Problems with cloud services. Files in Google Drive, notes in Keep and SMS backups (com.google.android.apps.resto) will remain accessible only from the old account.

Moreover, starting from Android 12, the system may block the ability to add a new account within 72 hours after deleting the previous one. This is a security measure against device theft, but it also creates inconvenience for legitimate users. Therefore correct algorithm does not involve deletion, but smooth transition between accounts with preliminary preparation.

⚠️ Attention: If your device is linked to a corporate account records (for example, through Android Enterprise), changing the account may block access to work data. Before proceeding, check the IT department's policy.

Preparing to change an account: checklist of required actions

Before you begin changing an account, you need to complete several critical steps. Missing even one of them may result in data loss or blocked functionality. Use this checklist:

Create a backup copy of contacts in .vcf format

Export SMS/MMS through an application (for example, SMS Backup & Restore)

Download an archive with photos from Google Photos (Settings → Storage management)

Save the list of installed applications (via Play Market → Library)

Unlink the device from your account in Find My Device (myaccount.google.com/find)

Check the linking of bank cards in Google Pay

Download backup copies of game saves (if you use Google Play Games)-->

Pay special attention applications with two-factor authentication (for example, WhatsApp, Telegrambanking apps). Many of them are tied to a phone number, but use an account Google for backup. If you do not transfer this data in advance, it will be impossible to restore it after changing the profile.

For device owners Samsung it is additionally recommended:

1. Synchronize data Samsung Cloud (Settings → Accounts and archiving → Samsung Cloud).
2. Export settings Secure Folder (if used).
3. Save data Samsung Health to a local file (Application Settings → Data Export).

Method 1: Adding a new account without deleting the old one

The safest way is do not delete the old accountto add a new one and gradually transfer data to it. This method is suitable if:

• 📱 You are using a device on Android 10 and newer.
• 🔄 You need to temporarily work with another account (for example, for testing).
• 💼 You have a corporate device with restrictions on deleting profiles.

Action algorithm:

1. Open Settings → Accounts (on some devices the path may differ: Settings → Users and accounts).
2. Click Add account → Google.
3. Enter the new account details If the device asks for confirmation by SMS or email, complete it.
4. After adding, go to Settings → Google → Google account management and select the new profile as the main one (the option is not available on all devices).

Now both accounts will be active, but main services (for example, Play Market, Gmail, YouTube) will use the new profile by default. The old account will remain in the system, and you can switch between them at any time in the accounts menu.

⚠️ Attention: On devices with Android 9 and older, adding a second account Google may lead to synchronization conflicts. In this case, it is recommended to use user profiles (see next section).

Method 2: Using user profiles (for Android 5.0–9.0)

On devices with Android 5.0–9.0 (as well as on some models with Android 10, where there is no option to add a second account Google), you can use the function user profilesThis allows you to divide data between several. users on one device without deleting the main account.

Instructions for creating a new profile:

1. Open Settings → System → Advanced settings → Multiple users (on some devices the path may be different, for example, Settings → Users).
2. Click Add user or Add profile.
3. Follow the instructions on the screen. The system will offer to set up a new profile as for a new device.
4. When setting up a new profile, add the desired account Google.

Advantages of this method:

• 🔒 Complete isolation of data between profiles (applications, settings, files) intersect).
• 📱 Ability to quickly switch between profiles through the notification panel.
• ☁️ Saving all data from the old account without the risk of losing it.

Disadvantages:

• 📱 Not all applications support work in multiple profiles (for example, some banking apps may block access).
• 🔋 The additional profile takes up space in the device memory (about 1–2 GB for system files).

Method	Supported Android versions	Saving data	Limitations
Adding a second account	10.0 and later	✅ Full	Not all devices support changing the primary account
User profiles	5.0–9.0 (partially 10.0)	✅ Full	Takes up additional space, not all applications are supported
Deleting an old account	Any version	❌ Partial data loss	Risk of losing application licenses and settings
Reset to factory settings	Any version	❌ Complete loss without a backup	Requires re-configuration of the device

Transferring data between accounts: step-by-step guide

If you have added a new account, but want to transfer data from the old one to it, use these methods. Important: Some types of data cannot be transferred directly (for example, purchases in Play Market or saving games), but most information can be migrated.

1. Contacts and calendars:

• 📇 Export contacts from the old account to a file .vcf (via Google Contacts or the application Contact on the device).
• 📅 Export calendars via Google Calendar (Settings → Import and export).
• 📤 Import the files into the new account.

2. Photos and videos:

• 📷 Use Google Photos to create an archive (Settings → Storage management → Backup).
• 🖼️ Download the archive to your computer and upload it to a new account.
• 🔄 Alternative: use the function Partner library v Google Photos to share access to albums.

3. Applications and their data:

• 📱 Save the list of installed applications via Play Market (Library → Installed).
• 🔄 To transfer application settings, use the built-in backup functions (for example, Titanium Backup for rooted devices or Swift Backup).
• 🎮 For games with cloud saves (Google Play Games), link a new account in the game settings.

How to transfer game saves without loss

Many games (for example, Genshin Impact, Clash of Clans) link your progress not to your Google account, but to your own servers or social networks (Facebook, Twitter). Before changing your account:

1. Go to the game settings and link your progress to your email or social network.

2 After changing your Google account, log into the game through the same social network. - progress will be restored automatically.

3. If the game uses Google Play Games, export saves manually (in the game profile settings).

4. SMS, calls and log:

• 💬 Use the application SMS Backup & Restore to create a backup copies.
• 📞 The call log can be exported through applications like Call Logs Backup & Restore.
• ☁️ Restore the data on the new account from the created backup.

What to do if the device has blocked account changes

Starting c Android 11, Google has introduced additional security measures that may block account changes. For example, after deleting the main profile, the system may require confirmation through the old account within 72 hours. If you encounter this problem, try the following solutions:

1. Error "This device has been reset. Log in to the account that was previously used.":

• 🔑 This error appears if the device was reset to factory settings without unlinking from the account (protection Factory Reset Protection, FRP).
• 📧 Enter the old account information to unlock the device.
• 🔄 If you do not remember the password, restore access via accounts.google.com.

2. Restriction on adding a new account:

• ⏳ If the system writes that adding a new account is temporarily blocked, wait 72 hours.
• 📡 Check your Internet connection - sometimes the blocking is due to a lack of network.
• 🔄 Reboot the device and try again.

3. The device requires confirmation via SMS, but the phone number has changed:

• 📞 Use the function of restoring access to your account Google via a backup email.
• 🔐 If there is no backup email, try answering the security questions.
• 📄 As a last resort, contact support Google with proof of device ownership (purchase receipt).

⚠️ Attention: On devices Xiaomi c MIUI additional blocking may occur due to binding to account Mi Account. Before changing the account Google unlink the device from Mi Account in the security settings.

Reset to factory settings: when this is the only option

If you need to completely delete the old account (for example, when selling a device or transferring it to another person), the only reliable way is to reset it to factory settings. However, this method deletes all data from the deviceso it should be used only as a last resort.

Step-by-step guide:

1. Create backup copies of all important data (see the "Data Transfer" section).
2. Unlink the device from your account Google to Settings → Google → Management Google account → Security → Your devices.
3. Delete account Google in the device settings (Settings → Accounts → Google → Delete account).
4. Run reset: Settings → System → Reset settings → Delete all data.
5. After reboot, set up the device again by adding a new account Google.

Important: on some devices (for example, Samsung or OnePlus) after resetting, you may be required to enter your old account data due to FRP. To avoid this, be sure to unlink the device from your account before resetting..

If you are selling or transferring the device to another person, recommended:

• 🔄 Log out of all accounts (Google, Samsung, Mi etc.).
• 📱 Remove all SIM cards and memory cards.
• 🔒 Enable data encryption before resetting (optional protection).

FAQ: Frequently asked questions about changing an account on Android

Can I transfer purchases from the Play Market to a new account?

No, purchases (including applications, games, movies and books) are tied to the account Google and are not transferred. The only way to maintain access is to use. old account or contact the application developer to transfer the license (this is not possible in all cases).

What will happen to my photos in Google Photos after changing the account?

The photos will remain accessible only from the old account. To transfer them, download the archive via Google Takeout and upload it to the new account. function Partner library for sharing albums.

Can I use two Google accounts at the same time?

Yes, starting from Android 10, you can add multiple accounts Google and switch between them. However main there will be only one account (it is used by default in Play Market, Gmail and other services). On older versions of Android, you can use user profiles for this purpose. data-i="292">Why did some applications stop working after changing the account?.

Why did some applications stop working after changing my account?

This is due to the fact that many applications tie licenses and data to the account GoogleFor example:

• Netflix, Spotify other streaming services may require re-logging in.
• Games with cloud saves (Google Play Games) can reset progress.
• Banking applications sometimes block access when changing an account (reinstallation is required).

Solution: reinstall the problematic applications and log into them again.

How to change the account on a device from a corporate one policy (Android Enterprise)?

If your device is controlled via Android Enterprise (for example, a work phone), changing the account may be blocked by the administrator. In this case:

1. Contact the IT department for permission.
2. If the device is personal, but tied to work, try deleting the corporate profile in Settings → Accounts → Delete work profile.
3. As a last resort perform a factory reset (but this will delete all working data).