[Video] How-To calibrate the phone compass📅 2011-12-29 15:51 ACT · ☕ 1 min read · ❄️ ᜌᜓᜃᜒ (雪亮 | 스노 | Yuki)One of the first thing you should do after buying a mobile phone is to calibrate its compass. It is best practice to keep it accurate always.