スマホ・アプリHow Long Do Smartphones Last? 6 Signs It's Time to Replace Yours and What to Do Before Switching Phones [2026 Edition]The average smartphone is used for 4.4 years. Here are six signs it may be time to replace yours, from battery health under 80% to missing OS updates, plus five things to do before switching phones, including backing up LINE and transferring Suica.2026.04.2711 min佐藤 理香
スマホ・アプリiPhone Connected to Wi‑Fi but No Internet? 6 Reasons Pages Won’t Load and How to Fix It [2026]Wi‑Fi icon showing, but Safari won’t load and LINE isn’t working? Here are six reasons your iPhone may be connected to Wi‑Fi but unable to use the internet, plus fixes in order from easiest to more advanced, including restarting your router, changing DNS, and checking iCloud Private Relay.2026.04.277 min佐藤 理香
スマホ・アプリFailed to Transfer Google Authenticator? How to Recover When 2-Step Verification Codes Stop Working After Changing PhonesChanged phones and lost access to Google Authenticator codes? Let’s walk through your recovery options and the simple steps that can keep this from happening again.2026.03.238 min佐藤 理香
スマホ・アプリCan’t Scan a QR Code on Your Phone, or Camera Won’t Respond? 6 Causes and Quick Fixes for iPhone and AndroidHmm, your QR code won’t scan. Don’t panic. Let’s walk through six common causes, from smudges and settings to distance and lighting, with fixes for both iPhone and Android.2026.03.238 min佐藤 理香
スマホ・アプリAirDrop Not Sending or Not Showing Up? 6 Causes and Quick Fixes for iPhone and MacAirDrop not working, can't find the other person, won't send, or stuck on Waiting? The problem usually comes down to six causes. Let's walk through the fixes together.2026.03.227 min佐藤 理香
スマホ・アプリHotspot Slow or Dropping? 6 Reasons Phone Tethering Gets Unstable and How to Speed It Up [iPhone & Android]Phone tethering can get slow or drop out for a handful of reasons. Here are 6 common causes and 7 fixes to try, from switching to 5 GHz to using USB tethering and checking carrier limits.2026.03.228 min佐藤 理香
スマホ・アプリGoogle Photos Backup Stuck on 'Getting ready' or Won't Finish? 6 Causes and Fixes to Try Now [iPhone & Android]So Google Photos is stuck on 'Getting ready' and won't move? It happens. Let's walk through six common causes, from low storage to Wi-Fi settings and cache issues, with fixes for iPhone and Android.2026.03.227 min佐藤 理香
スマホ・アプリBluetooth Earbuds Only Playing in One Ear or Cutting Out? 6 Causes and the Right Way to Re-Pair Them [iPhone, Android, PC]So your earbuds are only playing in one ear. Don't panic. There are usually six likely causes. From resetting the pairing to cleaning the charging contacts and reducing signal interference, let's walk through the fixes for iPhone, Android, and PC.2026.03.226 min佐藤 理香
スマホ・アプリPhone Not Charging or Charging Slowly? 7 Cable, Charger, and Battery Causes to Check Now (iPhone & Android)If your phone won't charge or it's charging painfully slowly, the problem is usually the cable, charger, or phone itself. Here's how to narrow it down and try 7 easy fixes before paying for repairs.2026.03.198 min佐藤 理香
スマホ・アプリAndroid Phone Not Recognizing or Reading Your SD Card? 6 Causes and How to Protect Your DataAh, SD card trouble on your phone. There are six common causes. Let’s walk through the right way to fix it while keeping your data safe.2026.03.187 min佐藤 理香
スマホ・アプリDid All Your Phone Bookmarks Disappear? 5 Reasons Chrome and Safari Favorites Vanish and How to Restore Them [iPhone/Android]So your phone favorites suddenly vanished? It happens. Let’s walk through the five common causes in Chrome and Safari, plus the fixes that can help bring them back.2026.03.186 min佐藤 理香
スマホ・アプリWireless Charging Not Working or Showing "Foreign Object Detected"? 6 Reasons Qi/MagSafe Won't Charge and How to Fix It [iPhone/Android]So your phone won't charge when you place it on a wireless charger? That's a common problem. There are usually six hidden causes, from case interference and foreign object detection errors to settings, power output, and temperature. Let's walk through the fixes for iPhone and Android.2026.03.178 min佐藤 理香
