You can fix Samsung Galaxy S20,Plus Touch Lag,Screen not Working: 

1. Clean Samsung Galaxy S20,Plus mobile storage atleast keep half storage free 

Always keep your Samsung S20,Plus mobile storage free atleast half of your internal storage, if  64gb then make sure to have 14gb free space and then 124gb 24gb free is minimum needed,while your Samsung S20,Plus mobile had increased storage usage it shows its effect on mobile performance,so make sure to have half storage free atleast to get maximum Samsung S20,Plus mobile Performance.

2. Never use mobile while charging

Stop using Samsung S20,Plus mobile while in Charging mode It is normal for any mobile while charging internal mobile have strong electric field which makes your touch response non response or delay and its even not safe for your batter while using on charging it decreases your battery life 

3. Always use updated Apps from store 

Touch response may be also lags due to old version not updated app usage in Samsung Galaxy S20,Plus,if you facing lag during using particular app then go to store and once check either app got any update if got them update and it will fix your touch lag of Samsung Galaxy S20,Plus ,it may caused normal In many mobiles due to using of old versions.

4. Make sure to use Samsung Galaxy S20,Plus with dry hands without sweat or water

Touch will not respond if wet particles were present on screen make sure to keep your screen always dry while using Samsung S20,Plus,if you done any work and if have sweat make sure to clean and use to avoid irresponsible touch response.

5. Remove if you were using broken screenguard or low quality

The broken screenguard may have many chances to enter air and block in them which it cause touch issues for non response,even it may also cause due to using low quality screenguard for Samsung S20,Plus due to incomplete attach and bubble forming due to low quality.

6. Factory Reset

Even if you have facing any problems after doing those things in Samsung S20,Plus please try to factory Reset you phone and check of it sets right if it not settled then go to near samsung mobile showroom and repair it

7. Stop using while Samsung Galaxy S20,Plus  is heated up heavily

After playing havy games like pubg or COD in Samsung Galaxy S20,Plus many people will go through make it charge fastly without leaving mobile for sometimes it leads to many issues like battery fast drainage, performance decrease, after playing heavy games in Samsung S20,Plus make sure to wait for 10 min and play again or charge 

8. Software update

Software update is the primary reason for many issues faced in mobile Samsung S20,Plus if once a mobile got software update them it starts to stop working fully and we face many problems to fix them we have to check for updates regularly and done for better and fast experience

If you have any questions and comments please feel free to leave them below 😊