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My iphone 5 refuses to charge to 100 percent this happened just recently and connecting to the charger mid percentage it wont raise very high and hits a random number then stops increasing and i ran it down to completely dead then let it charge for quite sometime and it ususally stops and stays somewhere at around 66 percent and i want to know what the fix is if i need to take it apart myself or purchase some equipment or something any help would be appreciated please and thank you
Sounds to me like your battery is ready to replace! I would suggest purchasing a new iphone 5 battery to fix your issue. You can use this guide to replace the battery in your phone when you receive the replacement.