How do you make a weak battery strong?

Technology
1

Choose the settings that consume the least battery power

  1. Let the screen turn off soon.

  2. Lower the screen brightness.

  3. Set the brightness to change automatically.

  4. Turn off keyboard tones and vibrations.

  5. Restrict apps that consume a lot of battery power.

  6. Enable Adaptive Battery or Battery Optimization.

  7. Delete unused accounts.