Carmen Ruiz

Carmen Ruiz writes Do This Today, the site's daily settings and security tip. She ran the help desk for a Phoenix-area school district from 2013 to 2025, supporting about 30,000 student and staff devices. She is based in Phoenix. Areas of expertise: iPhone and Android settings, account security, passwords and two-factor authentication, home Wi-Fi, software updates, parental controls.

Phones
Gara-kei phones fade out as Japan's Docomo ends 3G
Japan's gara-kei feature phones survived for decades on cheap contracts and embedded payment chips, but the country's 3G shutdown is finishing them off.
Carmen Ruiz Oct 12
How-to
How to lock apps on your Samsung Galaxy phone
Samsung Galaxy phones don't have a single app lock switch. Instead, two tools — Secure Folder and app pinning — cover different needs.
Carmen Ruiz Oct 11
Smart home
Apple-ADT Partnership Rumored Ahead of Smart Home Hub
MacRumors reports several clues suggesting Apple will announce a home security partnership with ADT alongside its new smart home hub.
Carmen Ruiz Oct 11
How-to
UCI Gravel World Championships 2026 free stream: watch on SBS On Demand
Tom's Guide reports the women's and men's gravel races are free to watch in Australia, and a VPN can unlock them from anywhere.
Carmen Ruiz Oct 10
How-to
US plans livestream of execution by firing squad
The Defense Department intends to broadcast the execution of Nidal Hasan, the Fort Hood shooter, on December 3rd.
Carmen Ruiz Oct 9
Laptops
OLED MacBook Pro to drive 50% surge in OLED notebook shipments in 2026, says report
Counterpoint Research projects that Apple's adoption of OLED in the next MacBook Pro will help boost premium display shipments, with OLED overtaking MiniLED.
Carmen Ruiz Oct 9

Gara-kei phones fade out as Japan's Docomo ends 3G

How to lock apps on your Samsung Galaxy phone

Apple-ADT Partnership Rumored Ahead of Smart Home Hub

UCI Gravel World Championships 2026 free stream: watch on SBS On Demand

US plans livestream of execution by firing squad

OLED MacBook Pro to drive 50% surge in OLED notebook shipments in 2026, says report