How to Delete Your Data - Recycle Your Electricals - Jan 2024

Aug 26, 2026

A practical, step-by-step guide focused on permanently destroying personal and private data from computers, smart devices, and storage media before resale, reuse, or recycling. It explains why conventional deletion may leave recoverable information that can enable fraud, then provides four core preparation steps, including backing up, signing out of accounts, destroying data, and removing SIM or memory cards. Device-specific sections cover Apple computers, iPhones and iPads, and Windows machines, including required sign-outs and reset/erase procedures to prevent retrieval.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages7

Reading Time18 min

AccessFree to download

How do I delete my data?

Four simple steps to permanently delete data

For information about your specific device

Apple computers and laptops

iPhones and iPads

Windows computers and laptops

Desdataroydony’ourtjust delete it! Your handy guide to permanently deleting personal data from computers and smart devices. With guidance from We Fight Fraud and the Government’s National Cyber Security Centre. How do I delete my data? How do I permanently delete my data on my devices? Destroy your data, don’t just delete it. This follows guidance from We Fight Fraud and the Government’s National Cyber Security Centre. Deleting data the conventional way doesn’t destroy it. The code that technology uses to store your information remains on your devices, and can be accessed by criminals with the right know-how. This information may in turn be used to commit fraud. Before passing on your smart device for reuse or recycling you need to permanently delete all personal and private data so that it can’t be retrieved. Think about all your devices where you store personal data-photos, forms, financial records and documents with information like your address, date of birth, and even passwords. Your information could still be recoverable from your old device if you just delete it – so you need to ensure your data is properly destroyed. This guide will tell you how. It’s important to follow the instructions shown here or on the device manufacturer’s website to permanently delete your data. This will ensure it can’t be retrieved by anyone else. Find your device type below-and read our step-by-step instructions to be sure your data is destroyed, not just deleted. Some people choose to download specialist data deletion software, or employ a reputable professional to do the job. However, you can permanently delete your data on devices yourself by following these 4 simple steps: 1. Back up important files, such as documents and photos, and transfer them to your new computer, an external hard drive or a cloud drive like iCloud, Dropbox or Google Drive. Remember to record the licence numbers of software you may need to reinstall on your new devices. 2. Sign out of all accounts on your device. 3. Destroy your data. 4. Remove any SIM or Memory cards. | For information about your specific device: | > Apple computers and laptops
> iPhones and iPads
> Windows computers and laptops> Android devices
> Games consoles, printers & cameras> External or removable storage
such as hard drives, SD cards and flash drives | | --- | --- | How do I permanently delete my data on Apple computers and laptops? 1. Back up important files, such as documents and photos, by transferring them to your new computer either by using Apple’s Migration Assistant (look in the Utilities folder) or saving to an external hard drive. If you are using an external hard drive, simply copy the contents of your home folder to its new location using the ‘cmd/ ctrl + c’ and ‘cmd/ctrl + v’ copy and paste function. Be patient-it may take some time. 2. Sign out of iCloud If you’re using macOS Catalina (v10 .15) or later: > Apple menu (the Apple icon top left)> System preferences > Apple ID> Overview> Sign out > Remove any SIM or memory cards If you’re using macOS Mojave or earlier: > Apple menu (the Apple icon top left)> System preferences > iCloud > Sign out 3. Sign out of Music (iTunes) Open Music (iTunes):> Find the Account menu> Authorizations > Deauthorize this computer> Enter your Apple ID> Deauthorize 4. Sign out of iMessage Open Messages:> Messages > Preferences > iMessage > Sign out 5. On macOS Monterey or later, on a Mac with Apple silicon, or a Mac with the Apple T2 Security Chip, you can use the ‘Erase all Content and Settings’ feature. Otherwise follow the instructions below. Apple has more detailed information, and support here. Destroy your data by erasing your hard drive to remove any files and programmes you’ve added. Make sure all your information is backed up in Step 1, because you won’t be able to get your information back once this process has been completed. > Restart your Mac > Open Reco

FAQs

Why isn’t conventional data deletion enough when recycling or reusing a device?

Deleting normally doesn’t destroy the information because the underlying storage data and code can remain on the device. With the right knowledge, criminals may recover it and use it to commit fraud.

What are the four steps to permanently delete personal data on devices?

Back up important files, sign out of all accounts, destroy your data, and remove any SIM or memory cards.

What should I do on Windows computers to permanently delete data?

For Windows 8.1 and above, choose “Remove Everything” during “Reset this PC” after backing up. For versions older than 8.1, the guide advises using external software (it recommends Eraser).

Aug 26, 2026

Upload by Maya Linwood