An iPhone charges faster using an iPad's AC adapter. Reboot the iPad. If a software glitch is making the iPad charge slowly ...

Some of these apps have a feature to test the laptop charger brick/adapter. I have an ASUS laptop and this feature is available in the MyASUS app. If this feature is available in your software ...

Therefore, if the problem occurs due to the residual charge, this will fix it. Follow the steps provided ... or the problem is with the charger adapter or brick. Some software have a feature ...