Wednesday 22 October 2025

How to delete your personal data before selling your phone

How to delete your personal data before selling your phone
Learn how to completely wipe your phone of personal data before selling it to protect your privacy.

Your phone contains your entire life - photos, messages, passwords, bank details. Before you sell or give it away, you should securely erase ALL of this information so it doesn't fall into the wrong hands.

In this article we will show you step by step how to protect your privacy and completely delete all your personal information, without having to be a tech expert!

1 Back Up Your Important Files

Before you delete everything, keep what you want! Make a backup so you don't lose your favorite photos and important contacts.

For Android phones

  • Open them Settings on your mobile
  • Find it Google and press
  • Select - Επιλέξτε Create a backup
  • Click Create a copy now and wait for it to finish

For iPhone

  • Open them Settings on your iPhone
  • Tap your name at the top of the screen
  • Select - Επιλέξτε iCloud
  • Click iCloud Backup and after Create a copy now

2 Log Out of All Your Accounts

This is the most important step! The phone must "forget" all your accounts (Google, Apple, Facebook, etc.) so that no one else can use them.

For Android phones

  • Go to Settings and find Accounts
  • Select - Επιλέξτε Google and remove your account
  • Turn it off "Find my device" from Google → Security

For iPhone

  • Enter at Settings and click your name
  • Click Log Out to sign out of your Apple ID
  • Turn it off "Find My iPhone" mode
Caution!

If you skip this step, the phone may be "locked" and the buyer will not be able to use it!

3 Erase All Data (Factory Reset)

Now comes the "big sweep"! We'll delete everything and make the phone like new from the store.

For Android phones

  • Open them SettingsSystem
  • Find her Reset options
  • Select - Επιλέξτε Delete all data
  • Click Phone reset and confirm

For iPhone

  • Pate SettingsGeneral information
  • Find Transfer or Restore iPhone
  • Select - Επιλέξτε Delete all content and settings
  • Enter your password and confirm.

4 Don't Forget the Memory Card!

If your phone has a memory card (SD card), remove it or delete everything from it!

  • Either take out the card and keep it to yourself
  • Either you go SettingsStoreroomSD card and select Deletion

5 Double Check for Extra Security

To be 100% sure that your data cannot be recovered by special programs:

  • Download an app like Shreddit (Android) or iShredder (iPhone)
  • Or fill the phone with irrelevant videos/photos and delete them again
  • This "overwrites" your old data and makes it impossible to recover.
Advice 

The more times you "overwrite" the data, the more secure you are. Once is enough for the average user, but 2-3 times is ideal for absolute security!

6 Final Check Before Sale

Before giving the phone to the buyer, do these checks:

📋 Checklist
  • The phone opens without asking for a password or account
  • No photos, contacts, or messages.
  • The screen shows the initial installation menu.
  • Clean the outside of the phone
  • Find the box and charger (if you have them)
🔒 Above all, your safety!

Following these 6 simple steps, protect your privacy and avoid risks like identity theft. Don't gamble with the security of your personal information - a few minutes of extra attention can save you from big problems!

Advice

When you buy your new phone, set strong passwords from day one and enable two-factor authentication on your accounts. Prevention is always better than cure!


Evangelos
✍️ Evangelos
Its creator LoveForTechnology.net — an independent and trusted source for tech guides, tools, and practical solutions. Each article is based on personal testing, evidence-based research, and care for the average user. Here, technology is presented simply and clearly.



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