Android 4.0 (“Ice Cream Sandwich”)


Notifications, background tasks, automatic synchronization or alarms do not work correctly for “Example App” on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Find the section “System & device”.
  3. Choose “Battery & performance”.
  4. Find the section “Battery”.
  5. Choose “Manage apps’ battery usage”.
  6. Find the section “Saving power in the background”.
  7. Tap on “Choose apps”.
  8. At the top, select “Installed apps”.
  9. Choose “Example App” from the list of apps.
  10. Find the section “Background settings”.
  11. Select “No restrictions”.
  12. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  13. Open “Example App” on your device.
  14. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Battery & performance”.
  3. Choose “Battery usage”.
  4. Choose “Battery saver”.
  5. Set it to “Off”.
  6. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  7. Open “Example App” on your device.
  8. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Battery & performance”.
  3. Tap on “Choose apps”.
  4. At the top, select “Installed apps”.
  5. Choose “Example App” from the list of apps.
  6. Find the section “Background settings”.
  7. Select “No restrictions”.
  8. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  9. Open “Example App” on your device.
  10. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open “Security” on your device.
  2. At the bottom right, tap on “Permissions”.
  3. Choose “Autostart”.
  4. Find “Example App” in the list of apps.
  5. Next to “Example App”, make sure that the switch is turned on, i.e. with its knob or handle at the right.
  6. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  7. Open “Example App” on your device.
  8. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Permissions”.
  3. Choose “Autostart”.
  4. Find “Example App” in the list of apps.
  5. Next to “Example App”, make sure that the switch is turned on, i.e. with its knob or handle at the right.
  6. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  7. Open “Example App” on your device.
  8. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Apps”.
  3. Choose “Example App” from the list of apps.
  4. Next to “Autostart”, make sure that the switch is turned on, i.e. with its knob or handle at the right.
  5. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  6. Open “Example App” on your device.
  7. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Apps”.
  3. Choose “Example App” from the list of apps.
  4. Choose “Other permissions”.
  5. Next to “Start in background”, make sure that the switch is turned on, i.e. with its knob or handle at the right.
  6. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  7. Open “Example App” on your device.
  8. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Apps”.
  3. Choose “Example App” from the list of apps.
  4. Choose “Battery”.
  5. Find the section “Background settings”.
  6. Select “No restrictions”.
  7. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  8. Open “Example App” on your device.
  9. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open “Security” on your device.
  2. At the bottom left, choose “Battery”.
  3. Choose “App battery saver”.
  4. Choose “Example App” from the list of apps.
  5. In the upper half, select “No restrictions”.
  6. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  7. Open “Example App” on your device.
  8. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Battery & performance”.
  3. Choose “Battery usage”.
  4. Choose “App battery saver”.
  5. Choose “Example App” from the list of apps.
  6. In the upper half, select “No restrictions”.
  7. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  8. Open “Example App” on your device.
  9. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Battery & performance”.
  3. Choose “Battery usage”.
  4. Choose “⚙” (“Gear”) in the top-right corner.
  5. Next to “Turn off mobile data when device is locked” and “Clear cache when device is locked”, make sure that it says “Never”.
  6. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  7. Open “Example App” on your device.
  8. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open “Security” on your device.
  2. Choose “⚙” (“Gear”) in the top-right corner.
  3. Choose “Boost speed”.
  4. Choose “Lock apps”.
  5. Find “Example App” in the list of apps.
  6. Next to “Example App”, make sure that the switch is turned on, i.e. with its knob or handle at the right.
  7. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  8. Open “Example App” on your device.
  9. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Apps & notifications”.
  3. Tap on “See all … apps”.
  4. Choose “Example App” from the list of apps.
  5. Choose “Battery”.
  6. Choose “Battery usage”.
  7. Next to “Background activity”, make sure that the switch is turned on, i.e. with its knob or handle at the right.
  8. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  9. Open “Example App” on your device.
  10. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Battery”.
  3. Below “Battery saver” and “Adaptive battery”, make sure that it says “Off”.
  4. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  5. Open “Example App” on your device.
  6. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Application management”.
  3. At the top, select “Installed”.
  4. Find “Example App” in the list of apps.
  5. Next to “Example App”, tap on the lock icon.
  6. Leave by pressing ⌂ (“Home”) at the bottom of your device.
  7. Open “Example App” on your device.
  8. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. Open the “Settings” of your device.
  2. Choose “Data usage”.
  3. At the top right, tap on ⋮ (three dots) to open the expanded menu.
  4. Next to “Restrict background data”, make sure that the checkmark is removed from the checkbox.
  5. Leave by pressing ⌂ (“Home”) at the bottom of your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?


  1. There are many apps on the app store which claim to boost performance, free up space, save battery, or optimize the RAM of your device. However, these apps interfere with other apps, like “Example App”, and prevent them from working correctly.
  2. If you have any app like “Clean Master”, “Security Master”, “Task Manager”, “Phone Cleaner”, “Super Cleaner”, “Power Clean”, “DU Cleaner”, “DU Speed Booster”, “CCleaner”, “AVG Cleaner”, “Avast Cleanup” or “Norton Clean”, check that it doesn’t block or terminate “Example App”.
  3. If unsure, consider uninstalling the app claiming to “clean” or “boost” your device.

Have you been able to follow these steps on Android 4.0 (“Ice Cream Sandwich”)?