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Examples: percentages · QR codes · PDFs · security
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Unknown phone number: how to check who called in the UK
Search the full UK number, check any voicemail or message, and verify claimed organisations using contact details from their official UK websites. Do not assume caller ID proves who is calling.
→How to work out a percentage: UK formulas and examples
To work out x% of a value, divide x by 100 and multiply by the value. Example: 20% of £80 is £16.
→How to permanently delete an Instagram account in the UK
Use Meta Accounts Centre to select the Instagram profile and request permanent deletion. Save anything you want to keep first and check that you have selected the correct account.
→How to make a QR code: UK guide for links, Wi-Fi and print
Choose the content the QR code should open, generate it, and test the finished code on several phones before using it on a poster, menu, leaflet or screen.
→How to compress a PDF for email and online forms in the UK
Reduce large images and use a PDF compression or optimisation tool, then check the new file before uploading it to an online form or sending it by email.
→Forgotten your Google password? How to recover your account
Use Google’s official account-recovery process, follow the prompts carefully, and never give a verification code or payment to someone claiming they can recover the account for you.
→One less question. One simpler day.
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