If you want to do without any security for your data, you can deactivate the Samsung device's lock screen: pressing the power button activates the screen and immediately displays the start screen.

Android 10 (One UI 2.0)
Step 1:  Open the  Settings
Step 2:  Tap on  Lock screen
Step 3:  Tap on  Screen lock type
Step 4:  Tap on  None
  1. Open the Settings
  2. Tap on Lock screen
  3. Tap on Screen lock type
  4. Tap on None

Samsung Instructions
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