yeah...galaxy M30s I have been using it for 2years .I updated in october from then there were many issues like auto restarting frequently like 15-20 times a day, which was very annoying and after few weeks it used to get stuck in boot loop for hours....

I updated my phone in october, from next day phone was restarting automatically for every 10/15mins but now it gets stuck in bootloop and phone hangs at logo screen for hours.when the issue will be resolved its definitely due to faulty software updat...