https://r2.community.samsung.com/t5/Galaxy-A/Galaxy-A7-2017-slow-4g-after-security-update-SOLVED/td-p/3696840

Hi check this link  https://r2.community.samsung.com/t5/Galaxy-A/Galaxy-A7-2017-slow-4g-after-security-update-SOLVED/td-p/3696840

https://r2.community.samsung.com/t5/Galaxy-A/Galaxy-A7-2017-slow-4g-after-security-update-SOLVED/td-p/3696840

After 2nd security patch june 2020.4g connection solved for me same problem.please check..for update on your device A7 2017   Security patch level :1 june 2020 size 37.81 MB

Mine too A7 2017 have same problem!! MY 4g got slower that 3g.I need to switch off one sim to use 4g or need to remove one sim card.Tried almost network access point settings.Finally did a factory reset.Nothing works.Problem seems to after security u...