How to delete personal data before selling your smartphone, tablet or computer

Make sure you don't forget any precious data when you give up your smartphone or computer. — AFP Relaxnews

When getting rid of your smartphone, tablet or computer – whether you're giving it to a friend, reconditioning it or selling it online – you should first make sure you've properly removed all traces of your personal data.

When it comes to your smartphone – a device that now holds your entire life (or almost), from vacation photos to administrative documents, emails and all your internet passwords – a few simple steps are all it takes to ensure that you don't risk inadvertently sharing precious personal data.