So, you bought an Android phone that promised a rapid charging time up to some amount like 80%, but when you plug it into a charger you see a message like "slow charging" or "fully charged in two ...

green background with a cartonized phone and charger and battery level displayed on a screen - Weiyi Zhu/Getty Images Nothing can be more frustrating than realizing your phone hasn't charged right ...

I used the 'Plus Five' rule to fix my iPhone's slow wireless charging - here's how it works ...