Your phone might have a physical SIM card (subscriber identity module card) that connects to your mobile carrier so you can make phone calls and send text messages. Once your local storage has been encrypted, then a factory reset will render your data irretrievable. Enter your PIN, password, or pattern to finish.Then you’d hit “Encrypt phone” under the Security menu. Then, pick a pattern, numbered PIN, or mixed password for your lock screen. For Androids running 4.4 KitKat or lower, you will have to set up a PIN or password first. Pre-2015 phones weren’t often encrypted, so you have to do this yourself. If you need to, you can choose “Encrypt phone” under Security. On a new phone (Android 5.0 Lollipop operating system or newer,) the data has likely already been encrypted, but you should check to be sure that there was no oversight. This is why you should make sure that all the data on the phone has been securely encrypted. While it is unlikely, it’s not impossible that someone who now has your old Android phone might use data recovery tools to dig up old pieces of information on the device for nefarious purposes. ![]() Verify that all apps and services have been recently synchronized.To check your account sync status for cloud storage, you should: You might also want to backup your photos and videos specifically to Google Photos. Typically data is backed up in the cloud, but you can also use a flash drive or computer for this storage. So be sure to take time to do a full backup. With this process, the data is truly erased it will be gone, and you can’t recover it. You likely want to keep things like contacts, photos, and important calendar dates. Backup all your dataĪs much as you want to get rid of your old phone’s or tablet’s data, as you anticipate becoming the proud new owner of a recently introduced model, take some time to consider if there is anything you need from the older device. Use the following steps to securely wipe your old Android device. This can be done with either a magnetic hard disk or, more commonly, solid-state storage, which is faster, stronger, and has no moving parts.Īfter deletion, you need to write over every phone sector with junk data and then delete that (a number of times) to ensure the old data cannot be recovered. To do a secure erase of your old Android smartphone or tablet, you need to delete all the info on your phone’s internal storage (just as you would with a computer). At this point, the old data still exists on your device and can be recovered with standard data recovery software. When you delete a file and empty your trash, what this does is mark the area of the hard drive it was on as available to be written with new data. The first thing to note is that deleting the information on your old Android device isn’t the same as performing a complete, secure erasure. This means you need to do a secure wipe of your Android before selling, gifting, or trashing your phone so whoever has it next doesn’t have access to any of your personal data. Your phone is typically full of personal data, photos, financial information, contact details, and more - things you don’t want to fall into the wrong hands. However, if you think it is time to resell, regift, trash, or give away your phone, do so with care. ![]() You might first consider reusing your old Android device, as a wireless trackpad and controller for your Windows or Mac computer, a universal smart remote, a kitchen common center, or something else. Perhaps you are just ready for an upgrade, work is giving you the new technology, or your old device has finally decided to stop working. If the Security Options button is not available, Disk Utility cannot perform a secure erase on the storage device.It’s time for a new Android phone or tablet. Secure erase options are available only for some types of storage devices. (Optional) If available, click Security Options, use the slider to choose how many times to write over the erased data, then click OK. If the Scheme pop-up menu isn’t available, make sure you selected the storage device you want to erase-it’s at the top of the hierarchy.Ĭlick the Format pop-up menu, then choose a file system format. Ĭlick the Scheme pop-up menu, then choose GUID Partition Map. In the sidebar, select the storage device you want to erase, then click the Erase button. If you want to erase any other type of storage device: Double-click Disk Utility in the /Applications/Utilities folder. Note: If you want to get your Mac ready to trade in, sell, or give away, and your computer is a Mac with Apple silicon or an Intel-based Mac with an Apple T2 Security Chip, use Erase Assistant.
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