![HELP. I saw my old Samsung a7 2017 (A720F/DS) in my drawer and noticed a lot of yellow streaks or marks in the back cover (is made of glass). The phone has been left untouched for almost a year now (has no battery left). Anyone know what this is? Should I HELP. I saw my old Samsung a7 2017 (A720F/DS) in my drawer and noticed a lot of yellow streaks or marks in the back cover (is made of glass). The phone has been left untouched for almost a year now (has no battery left). Anyone know what this is? Should I](https://preview.redd.it/help-i-saw-my-old-samsung-a7-2017-a720f-ds-in-my-drawer-and-v0-0nopt89g0i2a1.jpg?width=828&format=pjpg&auto=webp&s=0d2bfa183fd857c5a1f2c5bd836be74c5a729a6f)
HELP. I saw my old Samsung a7 2017 (A720F/DS) in my drawer and noticed a lot of yellow streaks or marks in the back cover (is made of glass). The phone has been left untouched for almost a year now (has no battery left). Anyone know what this is? Should I
![Apply To For Samsung Galaxy A7 2017 A720f A720fd 32gb Original Motherboard Chip System Unlocking Logic Board Replace Parts - Mobile Phone Flex Cables - AliExpress Apply To For Samsung Galaxy A7 2017 A720f A720fd 32gb Original Motherboard Chip System Unlocking Logic Board Replace Parts - Mobile Phone Flex Cables - AliExpress](https://ae01.alicdn.com/kf/Hf1f9dfed187b4fa387dfaf3f6c170ad2h.jpg)
Apply To For Samsung Galaxy A7 2017 A720f A720fd 32gb Original Motherboard Chip System Unlocking Logic Board Replace Parts - Mobile Phone Flex Cables - AliExpress
![Samsung Galaxy A7 A720F-DS (32GB, 2017 Version, Dual SIM, Blue) price from jumia in Nigeria - Yaoota! Samsung Galaxy A7 A720F-DS (32GB, 2017 Version, Dual SIM, Blue) price from jumia in Nigeria - Yaoota!](https://images.yaoota.com/_5CnkszGHbSbsULKjwFr36iyrKo=/trim/yaootaweb-production-ng/media/crawledproductimages/04090a16bb0ac6af5551375b069f89368e20dbe0.jpg)
Samsung Galaxy A7 A720F-DS (32GB, 2017 Version, Dual SIM, Blue) price from jumia in Nigeria - Yaoota!
![SAMSUNG Galaxy A7 (2017) (SM-A720F) Tartozékok, mobiltokok, üvegfóliák - MobiltokSHOP | mobiltok, telefontok, prémium kiegészítők SAMSUNG Galaxy A7 (2017) (SM-A720F) Tartozékok, mobiltokok, üvegfóliák - MobiltokSHOP | mobiltok, telefontok, prémium kiegészítők](https://www.mobilasz.hu/galeria/keszulek/nagy_kepek/SAMSUNG_SM_A720F_Galaxy_A7_2017.jpg)
SAMSUNG Galaxy A7 (2017) (SM-A720F) Tartozékok, mobiltokok, üvegfóliák - MobiltokSHOP | mobiltok, telefontok, prémium kiegészítők
![LCD Display Samsung Change Glass Orig for A7 2017 / A720F Black MOQ:5 换盖 - buy with delivery from China | F2 Spare Parts LCD Display Samsung Change Glass Orig for A7 2017 / A720F Black MOQ:5 换盖 - buy with delivery from China | F2 Spare Parts](https://static.insales-cdn.com/r/xad1YWgRCh8/rs:fit:380:380:1/plain/images/products/1/5634/204830210/large_1137293074_w640_h640_cid2070822_pid690974124-5336f7a8.jpg)
LCD Display Samsung Change Glass Orig for A7 2017 / A720F Black MOQ:5 换盖 - buy with delivery from China | F2 Spare Parts
![G2U Mobile Battery For Samsung Galaxy A7 2017 A720/A720F Price in India - Buy G2U Mobile Battery For Samsung Galaxy A7 2017 A720/A720F online at Flipkart.com G2U Mobile Battery For Samsung Galaxy A7 2017 A720/A720F Price in India - Buy G2U Mobile Battery For Samsung Galaxy A7 2017 A720/A720F online at Flipkart.com](https://rukminim1.flixcart.com/image/416/416/jwtkk280/mobile-battery/f/u/h/batterya72017-findx-original-imafhem9bzbtakfk.jpeg?q=70)