Members app as follows:
Step 1. Long press Samsung Members icon on Apps screen and tap Error reports.
Step 2. Tap OK on agreement popup to send system log data.
Step 3. Select Symptom category "Display".
Step 4. Describe the problem in details and SEND.
report via call / chat samsung support
bring to nearest authorized samsung service center in order to get diagnostic report
Hello there! Meshiki,
Thanks for reaching out to us here in order to find out about the horizonal lines appearing on the screen of your beloved Samsung Galaxy phone. I feel and understand why you are worried for a device that you've take care so much. If my device is facing similar experience, I will get worried too.
Before you try out the below recommendations as to your solution, be sure to check if your device's software are updated with the latest version. Please check how to update your mobile device's software in the following order.
Step 1. Go to Settings > Software update.
Step 2. Tap on Download and install.
Step 3. Follow the on-screen instructions.
If that doesn't solve the issue(s), you may submit an error report through the Samsung Members app as follows:
Step 1. Launch the Samsung Members app, and then tap the Support icon for more options.
Step 2. Scroll and select Error reports.
Step 3. Choose a category of your concern. Select "Display".
Step 4.Choose the frequency of the issue you are experiencing. Enter issue details or attach a video or screenshot. Then press Send icons to complete the report.
If the issue persists, you may bring your device to the nearest Authorized Samsung Service Center in your area. Rest assured that your device will undergo an assessment to pinpoint the root cause of the issue. Our team of Samsung engineers and technicians will guide you and offer solutions to restore it.
or book an appointment with the Samsung Members app as follows:
Support > Book an appointment to set one.
Should you need further assistance and guidance, you may contact us via our Samsung Customer Care support channels below.