To clear your phone before selling, first back up your data, then sign out of all accounts (Google, Apple ID, etc.), remove SIM/SD cards, and finally perform a factory reset to wipe all personal information, ensuring it's ready for a new owner.
On most androids, go to Settings > Users and Accounts, and for Samsungs go to Settings > Cloud and Accounts and Settings > Google. Perform a factory reset on your phone by going to Settings > Reset options > Erase all data.
Factory resets can remove visible data from devices, but they do not guarantee complete deletion.
Apple uses hardware-based encryption. After a factory reset, the encryption key is deleted, rendering the remaining data unreadable.
Watch our video for step-by step instructions to factory reset your trade-in device. This process removes existing apps and resets the operating system, which will erase all your information.
“Data is completely gone after a factory reset.”Many users assume that a reset permanently erases all information. In reality, as discussed in previous sections, residual data may persist in unallocated storage, system partitions, or encrypted fragments.
There is a serious threat that your data can be stolen, leading to implications such as identity theft, financial losses and legal issues. Many mobile users perform a factory reset to delete everything off their devices before selling them, but a factory reset doesn't really delete everything.
In summary, while MOBILedit Forensic offers powerful capabilities for data extraction and analysis, a factory reset on modern Android and iOS devices effectively prevents recovery due to encryption and secure erasure mechanisms.
You can securely erase your personal information, content, and settings (such as privacy and network settings) from your iPhone. When you erase your iPhone, it's restored to factory settings. If you want to reset your iPhone settings but keep your personal content, see Reset iPhone settings to their defaults.
Three-finger gestures on iPhone primarily activate accessibility features like VoiceOver (for screen reading and navigation) and Zoom (magnification), allowing scrolling, zooming, and text manipulation (copy/paste/undo) with specific taps and drags, though some text actions work without VoiceOver enabled for quick editing. Common gestures include three-finger double-tap to toggle VoiceOver speech, triple-tap for the screen curtain, and pinching/spreading with three fingers for copy/paste actions, notes this YouTube video.
Erase Your Personal Information
To erase all the data and information from your phone — including your contacts, text messages, photos, videos, search history, and browsing history — restore or reset it.
Before you restore your Android to factory settings, there are important steps to take to make sure you don't lose your existing data.
Every time you initiate a factory reset, you're taking a calculated risk with the information stored on your device. While resets are meant to wipe and restore systems to their original state, one major drawback is the potential for critical data loss, particularly if a proper backup isn't in place.
A: No, factory resetting your iPhone will not remove your Apple ID. However, it is important to disable the Find My iPhone feature and sign out of iCloud before performing a factory reset.
everything else that isn't your phone number, will still be on your phone after you remove the SIM card.
Go to Settings > [your name], scroll down, tap Sign Out, enter your Apple Account password, then tap Turn Off. Erase all content and settings that contain personal information. If you previously turned on Find My for your iPhone, Activation Lock is removed when you erase iPhone, making it ready for a new owner.
When you perform a factory reset on your Samsung Galaxy S21 (or any Android device), it will erase all personal data stored on the device, including apps, settings, contacts, messages, photos, and other files.
Erase iPhone using Settings
Since the encryption key is tied to your password, the phone automatically resets the key after a factory reset. A savvy hacker can still dump the phone's storage, perform data forensics on it, and extract files. However, those files would still be encrypted, and reading them is next to impossible.
No, deleted iPhone photos cannot be recovered from modern iPhones (iPhone 6 and later) due to cryptographic erasure. When you permanently delete a photo, the iPhone destroys the unique encryption key, making the data impossible to decrypt.
Step-by-Step Guide to Wipe Your Android Device
3 Steps to Clear an Android's Data
How to wipe an Android phone before selling it?
If you want to sell or donate your phone, it's important to wipe it. Doing so will remove your personal information and make the device ready for its next user.