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How to Transfer Data from Android to Android

Getting a new or refurbished Android mobile is exciting, but the thought of moving all your photos, contacts, and apps can feel like a chore. This guide will walk you through several reliable ways to transfer data from Android to Android, ensuring nothing important gets left behind.

Your Pre-Transfer Checklist

Two smartphones on a wooden desk, both displaying charged batteries next to a pre-transfer checklist.

Before you begin, a little preparation goes a long way. Spending a few minutes on these steps can help you avoid common headaches like a failed transfer or losing your files.

For example, a customer might buy a great refurbished Samsung phone to replace an older model, get excited to start, and then halfway through the transfer, their old mobile's battery dies. It’s a common problem, but thankfully, it's very easy to prevent.

Key Preparation Steps

A successful transfer starts with a solid foundation. Before you try any of the methods below, make sure you can tick off these simple but crucial items.

  • Charge Both Mobiles: Plug in both your old and new mobiles. You'll want at least a 50% charge on each, as transferring data can be demanding on the battery.
  • Connect to Stable Wi-Fi: Most transfer methods rely on a wireless connection, so connect both devices to a strong home Wi-Fi network. A weak signal can cause transfers to stall or fail.
  • Know Your Mobile Models: It's helpful to know the make and model of both your old and new mobiles. Moving from one Samsung to another, for instance, is often easier with their dedicated tool. If you're not sure about your Samsung, check our guide on how to identify your Samsung phone model.

Warning: Always Back Up First
Before you do anything else, create a complete backup of your old mobile. A backup is your safety net. If the transfer fails or something goes wrong, you'll have a secure copy of all your files ready to be restored.

Create a Fresh Backup

The most reliable way to secure your data is with a Google Backup. On your old Android mobile, go to Settings > Google > Backup. You should see an option for ‘Backup by Google One’. Make sure it’s switched on, then tap the ‘Back up now’ button to create a fresh copy of your important data.

Using Your Google Account for a Simple Transfer

A smartphone displays 'Sign in with your Google account' and 'Restore from backup' next to another phone.

For most people, the simplest way to move everything to a new Android mobile is with your Google account. It’s built into every Android and backs up essentials like your contacts, calendar, app list, and even your Wi-Fi passwords.

When you switch on your new or refurbished Android for the first time, the setup wizard will ask you to sign in with your Google account. It will then offer to restore from a backup. Just follow the prompts, and your new mobile will start pulling down all that saved information, making a new device feel like your old one in minutes.

Make Sure Your Backup Is Fresh

For this to work flawlessly, ensure the backup on your old mobile is current. An old backup won't include recent changes. To force a fresh backup right before you switch:

  1. Open the Settings app on your old mobile.
  2. Scroll down and tap Google.
  3. From there, tap Backup.
  4. Check that the 'Backup by Google One' toggle is on, then tap the ‘Back up now’ button.

What Does Google Backup Actually Cover?

It helps to know what Google brings across and what it might leave behind. This lets you decide if you need a second method, like a manual transfer for your large video collection.

We had a customer, Sarah, buy a refurbished Google Pixel from us. She used the Google restore and was thrilled to see her contacts and apps appear automatically. A few days later, she realised a folder of work documents she’d saved in her mobile’s 'Downloads' folder was missing. Her experience shows why it's important to know the scope of your backup.

Here’s a quick overview of what your Google Account backup usually saves:

Data Type What It Covers
Google Contacts Any contact saved to your Google account.
Google Calendar Your appointments and events will sync.
Apps & App Data A list of your installed apps is restored, and most will redownload. For some apps, settings are also restored.
Device Settings Wi-Fi passwords, wallpaper, and display settings are often carried over.
Call History A log of your recent calls.
SMS Text Messages This is typically included, but it's always worth checking your backup settings to be sure.

For moving your entire photo and video library at full quality, you’ll also want to make sure you’re using Google Photos. While a Google backup is an essential safety net, other tools might be a better fit if you need a more complete transfer.

Using Manufacturer Tools Like Samsung Smart Switch

A hand holding a smartphone displaying 'Smart Switch - Transferring' connected to another smartphone on a white desk.

While a Google backup is a great all-rounder, phone manufacturers often have their own specialised tools. If you're moving from one Samsung to another, their Samsung Smart Switch app is your best option.

Smart Switch is incredibly thorough, moving not just contacts and apps but also photos, messages, call logs, and even your home screen layout. It's a powerful way to make a new Galaxy feel like your old one almost instantly.

Why Smart Switch Is So Popular

Samsung has a huge presence in the UK mobile market. According to StatCounter, Samsung held a 32.76% market share in early 2024, making it a top choice for many.

For anyone wondering how to transfer data from Android to Android when both mobiles are from Samsung, Smart Switch is the definitive answer. The process is simple, whether you use a cable or go wireless.

Using Smart Switch with a Cable

You can transfer data wirelessly, but a wired connection is almost always faster and more reliable. All you need is a USB-C to USB-C cable (or a USB-A to USB-C cable with an adapter).

The app guides you through the process, but here’s what to expect:

  1. Open Smart Switch on both mobiles (it’s usually pre-installed).
  2. On your old mobile, tap Send data. On your new mobile, tap Receive data.
  3. Choose Cable as your connection method.
  4. Connect the two mobiles with your USB cable. You might need to tap 'Allow' on the screen.
  5. Your new mobile will show a list of everything you can transfer. Select what you want to bring across.
  6. Tap Transfer and keep both mobiles connected until it's finished.

For a more detailed walkthrough, you can read our guide on hassle-free data transfers for Samsung phones. This is the most comprehensive method if you're staying within the Samsung family.

What About Other Brands?

Other manufacturers also offer transfer tools, though many now rely on Google's built-in system.

  • Google Pixel: When you set up a new Pixel, it prompts you to connect your old mobile with a cable for a direct transfer.
  • Motorola: Motorola used to have a 'Migrate' app but now integrates the transfer process into the standard Android setup.

If you're switching brands—say, from a Motorola to a Samsung—the Google Account method we covered earlier is often the most reliable path.

Transferring Files Directly with Nearby Share

Two smartphones on a light surface, wirelessly transferring a photo using Nearby Share with a glowing blue arc.

Sometimes you don't need a full system restore. You might just want to move a few photo albums or documents without the fuss of a complete transfer. For these moments, Android’s built-in Nearby Share feature is the perfect tool.

Nearby Share works like Apple’s AirDrop, creating a quick, direct link between two Android mobiles. It’s not about cloning your old mobile; it's about hand-picking exactly what you want to bring across.

How to Use Nearby Share

Using the feature is straightforward. It’s a standard part of most modern Android mobiles, so there’s nothing extra to install.

On both your old and new mobiles:

  1. Swipe down from the top to open your Quick Settings panel.
  2. Find and tap the Nearby Share icon. You may need to edit the panel to add it.
  3. The first time you use it, you'll need to turn it on and set your device's visibility.

Once enabled on both devices, sending files is easy.

On your old mobile (with the files):

  1. Find the file you want to send (e.g., a photo in your gallery).
  2. Tap the Share icon (usually three connected dots).
  3. From the menu, choose Nearby Share.
  4. Tap the name of your new mobile when it appears.

On your new mobile, a notification will ask you to Accept the incoming file. Tap Accept, and the transfer will begin. It's a very practical skill when learning how to transfer data from Android to Android without a full backup. All transfers are encrypted, and you have to approve every request, so it is a safe and private way to share between your devices.

Manual Transfers Using SD Cards or a Computer

Sometimes a more hands-on approach makes sense, especially with older mobiles or if you prefer having direct control over your files. Manual methods are a solid fallback if your Wi-Fi is patchy or you have a lot of data to move.

Warning: Always Back Up First
Before starting a manual transfer, please ensure you have a complete backup of your old mobile. It’s easy to accidentally delete or overwrite files when moving them by hand.

Using a MicroSD Card

If both your old and new mobiles have a microSD card slot, this method is straightforward. Many budget-friendly or older Android models include this feature.

  1. Open your mobile’s file manager app (often called 'My Files' or 'Files').
  2. Go to your internal storage and find the files you want to move (e.g., in the 'DCIM' folder for photos).
  3. Select the files, tap ‘Move’ or ‘Copy’, then navigate to your SD card and paste them there.

Once your files are on the card, eject it, pop it into your new mobile, and copy the files to its internal storage.

Transferring via a Computer

Using a PC or Mac as a middleman is another powerful technique for anyone wondering how to transfer data from Android to Android. This approach is great for large media libraries.

Connect your old mobile to your computer with its USB cable. You may need to swipe down on your mobile’s screen and change the USB connection mode to ‘File Transfer’. Your mobile will then appear as a drive on your computer, letting you drag and drop folders to your desktop. Once that's done, disconnect the old mobile, plug in the new one, and drag the files across. If you're struggling with data storage during a manual transfer, you could also consider external storage solutions.

Don't Forget App-Specific Transfers

A general file transfer won't move your app data, like your WhatsApp chat history. This is a common point of frustration.

To avoid this, you must use the app’s own backup feature. For WhatsApp:

  1. On your old mobile, open WhatsApp and go to Settings > Chats > Chat backup.
  2. Tap ‘Back up’ to save your chats to your Google Drive.
  3. When you set up WhatsApp on your new mobile, it will detect this backup and ask if you want to restore it.

Securely Wiping Your Old Mobile After the Transfer

Once you’re certain all your data is safe on your new mobile, the final job is to wipe your old one clean. This permanently erases your personal information to protect your privacy, which is essential if you plan to sell it, trade it in, or give it to someone else.

A factory reset is the standard way to do this, but simply hitting the reset button can cause problems. Modern Android mobiles have Factory Reset Protection (FRP), which is tied to your Google account. If you don't remove your account first, the mobile could become locked and unusable for the next owner. This simple step disables FRP and ensures the phone is truly clean and ready for its next life.

The Correct Wiping Process

  1. Remove Your Google Account: Go to Settings > Accounts and backup > Manage accounts. Find your Google account, select it, and tap Remove account.
  2. Perform the Factory Reset: Go to Settings > General Management > Reset. Choose Factory data reset, scroll to the bottom, and tap Reset.

After the reset, the mobile will restart as if it were brand new, free of your personal data. Following these steps is a critical part of knowing how to transfer data from android to android safely.

For a more detailed breakdown, read our guide on how to properly wipe a phone before you recycle or sell it. It gives you peace of mind and makes upgrading your mobile a secure, positive experience.

Got Questions About Android Data Transfers?

Here are some quick answers to the questions we hear most often from our customers.

How long does a transfer take?

It depends on your method and how much data you have. A Google Cloud restore over good Wi-Fi can take 15 to 60 minutes. A direct cable transfer using a tool like Samsung Smart Switch could move 20GB of data in as little as 15-20 minutes. For the fastest and most reliable transfer, always use a direct cable connection if you can.

Will my WhatsApp chats transfer automatically?

No. Your WhatsApp chats are not included in a standard Google backup. Before you switch mobiles, you must create a manual backup inside the app itself.

  1. Open WhatsApp on your old mobile.
  2. Go to Settings > Chats > Chat backup.
  3. Tap the Back up button.

When you install WhatsApp on your new mobile, it will ask if you want to restore this backup. Don't skip this step.

What if my old mobile has a broken screen?

This is tricky, but not always a lost cause. If the mobile still powers on and the screen responds to touch, try using a USB-C to HDMI adapter to mirror the display on a TV and a Bluetooth mouse to control it. However, if the mobile is dead, your only hope is a recent cloud backup. This is why regular backups are your most important safety net. You can also learn more about the differences between mobile operating systems and their backup options, which is useful for troubleshooting.

Ready for an upgrade? At Used Mobiles 4 U, we offer a wide range of certified refurbished Android and Apple devices, all fully tested and backed by a 12-month warranty. Find your next phone and enjoy great value at Used Mobiles 4 U.

Written by James Waterston — 24 years in the mobile phone industry from customer service to Sales Director of a global repair & recycling company; now running Used Mobiles 4 U for 8+ years. LinkedIn