Tips and Guides

Scammers can send real Google Calendar invitations with dangerous links. Learn what to check and why calling the sender is better than replying by email.

My iPhone case picks include the TORRAS Ostand Q3 Spin and ultrathin PITAKA Edge, with model-by-model options for iPhone 18 Pro, 17, Air, and 17e.

Learn what every iPhone button does, including the Side, volume, Action, and Camera Control buttons, plus screenshots, restarts, and Emergency SOS.

I recommend installing iOS 27 and Apple’s other version 27 updates fairly quickly. Here is why, plus who should wait for version 27.1.

Apple announced iPhone 18 Pro, the folding iPhone Duo, AirPods 5, and new Apple Watches. Here is what the changes mean for you.

Learn the essential gestures for an iPhone without a Home button, including how to go Home, switch apps, see notifications, search, and open Control Center.

Virginia residents can now add a driver’s license or state ID to Apple Wallet. Here’s how to set it up, where it works, and why to carry the card.

Learn how to find, change, or cancel Apple subscriptions on iPhone and Mac, plus what to do about missing subscriptions or unfamiliar Apple charges.

Seeing “Support Ending for Intel-based Apps” on your Mac? Learn why it is a warning more than a year in advance and what you should do now.

iOS 26.6 and macOS 26.6 are out with security fixes and preparation for iOS 27. Here is what changed and why you should install the updates.

Fake Punchbowl and Evite invitations are stealing email passwords and hijacking PCs. Learn how the scam works and how to protect yourself, including passkeys.

A plain-English recap of WWDC 2026: what's new in iOS 27, macOS 27, and the new Siri, which devices get the AI features, and how I can help you set it up.

Tired of your expensive phone bill? US Mobile uses the same towers as Verizon, AT&T, and T-Mobile at a fraction of the cost. Here's why I recommend it.

Microsoft will disable editing in older Office for Mac on July 13, 2026, even for paid copies of Office 2019. Find out if you are affected and what to do.

Confused about which iPhone to buy in 2026? My guide explains the right model, how much storage you need, and whether AppleCare is worth the cost.

Microsoft Office isn't required on your Mac. Compare free alternatives like Pages, Google Docs, and LibreOffice. One-on-one tech tutoring in SF and DC.

Is your custom domain email landing in spam? Learn how SPF, DKIM, and DMARC keep email delivered. Personalized tech tutoring in SF or via Zoom.

Looking for the best domain registrar? I recommend Namecheap and explain why I steer clear of GoDaddy, Cloudflare, and Network Solutions for most people.