Samsung Rugby 4 at Construction Site

Troubleshooting the Samsung Rugby IV

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Rugby 4 - 3 in 1 for troubleshooting

Table of Contents

Table of Contents

1 – Factory reset

2 – Screen

3 – Phone Number

4 – Volume

5 – Calendar

6 – Airplane Mode

7 – Picture

8 – Memory

9 – Data/Roaming/Bluetooth

10 – Contacts/Calls

11 – Software

12 – Text Messages

13 – Other


1. How to factory reset my device

  1. Press the left key to open ‘Menu’
  2. Select ‘Settings’.
  3. Press ‘Reset’
  4. Select ‘Master Reset’
  5. Select ‘Yes’ to confirm
  6. Enter ‘1234’ in order to unlocked the safety lock for this option

Wait a moment for the device to restart and factory reset.

Warning: Factory reset is final and there is no way to undo them. All media, files and data will be erased from the mobile device.


2A. How to change the wallpaper image

  1. Tap on the left key to open ‘Menu’
  2. Tap ‘Settings’.
  3. Press ‘Display’
  4. Select ‘Main Display’
  5. Select ‘Wallpaper’
  6. Choose the image to place as wallpaper and press the center key to select it.

2B. How to change brightness

  1. Tap the left key to open ‘Menu’
  2. Then, Select ‘Settings’.
  3. Press ‘Display’.
  4. Select ‘Main Display’.
  5. Select ‘Brightness’.
  6. Press the right and left keys to adjust the brightness.
  7. Press the left soft key to ‘Save’.

2C. How to adjust screen timeout time

  1. Press the left key to open ‘Menu’.
  2. Select ‘Settings’.
  3. Press ‘Display’.
  4. Select ‘Main Display’.
  5. Select ‘Backlight Time’.
  6. Press the right and left keys to adjust the time-out time.
  7. Press the left soft key to ‘Save’.

2D. How to add or remove a widget

To add a widget:

  • Press the left or right button to find a home screen that you wish to adjust.
  • Find an empty space on the screen and press select.
  • Select the ‘Add’ button.
  • Select a widget.

To remove a widget:

  • Press the left button.
  • Select the ‘Remove’ widget option.
  • Press left button.
  • Press ‘End’ and confirm the change.

2E. How to lock device with a PIN

To place a security lock on the phone, do the following:

  1. Press the left key to open ‘Menu’.
  2. Select ‘Settings’
  3. Choose ‘Security’.
  4. Select ‘Phone Lock’.
  5. Press the left key to press ‘Yes’.
  6. Enter a PIN and press the left key.
  7. Re-enter the PIN and press the left key.

2F. How do I remove one of my home pages?

  1. Navigate to and select the ‘Edit’ option.
  2. Press the left or right button to find a home screen that you wish to adjust.
  3. Press the select button and choose ‘Add’.
  4. Select a widget.
  5. Press left key
  6. Press down the left key
  7. Choose ‘Remove page’
  8. Once again, press the left key
  9. Press ‘End’ and confirm the change.

3. How to find my phone number

  1. Press the left key to open ‘Menu’.
  2. Select ‘Settings’
  3. Select ‘About Phone’
  4. Read ‘My Phone Number’

4A. How to change the volume

  1. Press the volume keys on the left side of the device.
  2. Up – higher the volume
  3. Down – Lower the volume

4B. How can I change my notification sounds?

  1. Press the left soft key.
  2. Choose ‘Settings’
  3. Then press ‘Sounds Profiles’
  4. Press the left key
  5. Scroll down to ‘Voice Call Ringtone’
  6. Press the left key to choose a ringtone and select.

5. How to set a calendar event or delete it

To add a calendar event:

  1. Tap the left soft key.
  2. Then press ‘Tools’
  3. Press ‘Calendar’
  4. Choose the date for the calendar event and press the center key
  5. Type in the event name
  6. Press the down key
  7. Type in the start and end time
  8. Type in the start and end date
  9. Press ‘Alarm’ to turn it on if desired
  10. Choose ‘Repeat’ to turn it on if desired
  11. Press ‘Location and type it in
  12. To add details, press ‘Details’ and type it in

To delete a calendar event:

  1. Do steps 1-4
  2. Highlight the event you’d like to adjust
  3. Press the left soft key to open the ‘Options’
  4. Press ‘Delete’

6. How to turn on or off airplane mode

  1. Press on the left key to open ‘Menu’.
  2. Choose ‘Settings’
  3. Press ‘Phone’
  4. Press ‘Airplane Mode’
  5. Turn it on or off
  6. Press ‘OK’ if turning ON.

Airplane mode automatically turns off all sorts of data, calls, messaging or Bluetooth.


7. How to take a picture

  1. Tap the left key to open ‘Menu’.
  2. Press ‘Camera’
  3. Point the device towards the object or person you’d like to photograph.
  4. Press the center navigation key to take the picture
  5. To view the image, press the right soft key right after taking the picture.

8A. How to see available storage amounts

  1. Press down the left key to open ‘Menu’.
  2. Press ‘Settings’
  3. Choose ‘Memory’
  4. Press ‘Memory Card’
  5. View the storage amounts available or amounts currently used.

8B. How to clear cookies and cache

  1. Press the left soft key to open ‘Menu’.
  2. Choose ‘Browser’
  3. Press the left soft key
  4. Choose ‘Settings’
  5. Press ‘Clear Cache’
  6. Then Press ‘Cookies’
  7. Press ‘Clear Cookies’
  8. Press ‘Delete’

9A. How to see my data usage

  1. Press down the left soft key to open ‘Menu’.
  2. Press ‘My AT&T’
  3. Login to view Data usage.

9B. How to to turn on or off Wi-Fi

To connect to Wi-Fi:

  1. sythe left soft key.
  2. Press the ‘Wi-Fi’ application
  3. Select the Wi-Fi network that you’d like to connect to by pressing the center navigation key
  4. Enter the Password
  5. Press the left soft key
  6. It is now connected

To disconnect from a network:

  1. Do steps 1-2
  2. Select the network you’d like to disconnect from by pressing the center navigation key.
  3. It is now disconnected

9C. How to turn on or off roaming

  1. Tap the left key to open ‘Menu’.
  2. Press ‘Settings’
  3. Choose ‘Network’
  4. Press ‘Data Service’
  5. Choose ‘Data Roaming’

Suggestion: Data Roaming will cost on your plan unless it is included.


9D. How to turn on or off Bluetooth

  1. Press the left soft key to open ‘Menu’.
  2. Choose ‘Bluetooth’
  3. Then Tap left soft key
  4. Press ‘Bluetooth’ to turn it on
  5. Choose ‘Search for New Devices’
  6. Press the device to connect to
  7. The usual password to connect is 0000

To disconnect

  1. Use the center navigation key to disconnect from device

10A. How to enable or disable my own caller ID

The only method of how to block your own number from being seen by others when you are calling them, is do dial *67 prior to typing in their phone number.

  1. Press the left soft key to open ‘Menu’.
  2. Press ‘Settings’
  3. Choose ‘Call’
  4. Press ‘All Calls’
  5. Press ‘Show My Number’
  6. Choose the desired option.

Tip: Press *67 to disable Caller ID before placing a call to prevent your caller ID from showing up.


10B. How to forward my calls to another phone number

  1. Press the left soft key to open ‘Menu’.
  2. Press ‘Settings’
  3. Choose ‘Call’
  4. Press ‘Voice Call’
  5. Press ‘Call Forwarding’
  6. Choose the desired options. For this example, press ‘Always’
  7. Press ‘Forward To’
  8. Insert the number
  9. Press the left soft key

To turn it off, press on ‘Status’ and adjust to ‘Deactivate’.


10C. How to block certain numbers from calling me

  1. Press the left soft key to open ‘Menu’.
  2. Choose ‘Settings’
  3. Press ‘Call’
  4. Press ‘All Call’
  5. Choose ‘ Auto Reject’
  6. Press ‘Reject List’
  7. Press left soft key to add a number to the list
  8. Enter the number and press center navigation key to save. (If the number is in your contact list or previous calls, press the left soft key to find it.)

To remove from list:

  1. Do steps 1-6
  2. Highlight the number to remove
  3. Press left soft key
  4. Press ‘Delete’

10D. How to add a contact or delete it

To add a new contact to an address book:

  1. Press the right soft key
  2. Press left soft key to select options.
  3. Choose ‘Create Contact’
  4. Choose where to save the contact
  5. Type in the first name, last name, phone number etc
  6. Press ‘Save’ by pressing the center navigation key

10E. How do give a contact a specific ringtone?

  1. Press the right soft key
  2. Highlight the contact
  3. Press left soft key to select options.
  4. Choose ‘Edit’ by pressing the center navigation key
  5. Press on ‘Ringtone’
  6. Press ‘Custom Ringtone’
  7. Choose the desired ringtone.

11. How to see my software version and update it

  1. Press the left soft key to open ‘Menu’.
  2. Choose ‘Settings’
  3. Press ‘About Phone’
  4. Read the Software information

To update the software:

  1. Do steps 1-2
  2. Press ‘Software Update’
  3. Choose ‘Check for Update’
  4. Press ‘OK’ by pressing left key
  5. If there is an available update, it will prompt you through the process.

12A. How to send a text or MMS

  1. Press the left soft key to open ‘Menu’.
  2. Press ‘Messaging’
  3. Choose ‘Create Message’
  4. Press ‘Add’ by pressing center navigation key
  5. Choose the contact from contact list (to send to multiple people, press left soft key and select multiple contacts)
  6. Press ‘Add’ by pressing center navigation key
  7. Enter the message.
  8. Press the left soft key to press ‘Options’
  9. Choose file
  10. Press on center navigation key to select it

12B. How to delete a text or MMS

  1. Press the left soft key to open ‘Menu’.
  2. Choose ‘Messaging’
  3. Press ‘Conversations’
  4. Open the message thread
  5. Highlight the text or MMS to delete
  6. Press left soft key
  7. Choose ‘Delete’

To delete a full thread:

  1. Select the conversation
  2. Press left soft key
  3. Select ‘Delete’
  4. Press center navigation key

Auto Delete:

  1. Press ‘General Settings’ in phone
  2. Then, press ‘Text Messages’ or ‘Multimedia Messages’ to adjust their settings

13A. How to close all running applications.

  1. Press the Multitasking key (it is the key right under the right soft key)
  2. Scroll all the way right to the ‘Close’ icon
  3. Press the center navigate key to close all running applications.

13B. How do I change the language on my phone?

  1. Press the left soft key
  2. Then press ‘Settings’
  3. Choose ‘Phone’
  4. Press ‘Language’
  5. Choose the preferred language.

13C. How do I insert a SD into the phone to add memory space?

You can add up to 32GB using a MicroSD card by doing the following:

  1. Use a coin or a similar shaped item to turn the metal counter-clockwise to unlock the back cover.
  2. Un-click the cover from the little notch on the left hand side.
  3. Remove the battery.
  4. Insert the MicroSD card into the slot assigned for it.
  5. Replace the battery correctly by making sure that the metal contacts align with those on the phone.
  6. Close the cover and ensure that you hear the click.
  7. The round metal lock mechanism needs to be activated, so re-insert the coin into it and turn it clockwise to lock.
  8. All done! You now have up to 32GB of extra space for pictures and music.

13D. How do I replace the battery?

  1. Use a coin or a similar shaped item to turn the metal counter-clockwise to unlock the back cover.
  2. Un-click the cover from the little notch on the left hand side.
  3. Remove the old battery.
  4. Insert the new battery and make sure that the metal contacts align with those on the phone.
  5. Close the cover and ensure that you hear the click.
  6. The round metal lock mechanism needs to be activated, so re-insert the coin into it and turn it clockwise to lock.

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