Support SUPPORT
New to T-Mobile? Switching is easy Set up your device Using the app Sprint Migration Center All get started topics Ways to pay your bill All about your bill Line permissions Your T-Mobile ID Your PIN/Passcode All account resources topics T-Mobile network In-flight texting and Wi-Fi Wi-Fi Calling International roaming Mobile Without Borders All network & roaming topics Find the right plan Netflix on Us HotSpot plans Voicemail Use Mobile HotSpot All plans support topics Tutorials Troubleshooting Unlock your device Protect your device SIM card & eSIM All device assistance topics Get T-Mobile for Business Billing and payments Manage your account Orders and shopping Account Hub registration All business support topics

Get help with your T-Mobile 4G LTE Hotspot Z915.

Admin Page

 

Access Admin Page using Wi-Fi

 
  1. Connect to the Mobile HotSpot via Wi-Fi.
  2. Launch an available web browser on your connected device and go to http://mobile.hotspot/. If the URL doesn't work, you may also enter 192.168.0.1 into the address bar.
  3. Enter the Admin Page administrator password. (Default password: admin)
  4. Select Login.
 

Access Admin Page using USB

 
  1. With the device turned off, connect the hotspot device to a PC with the included USB cable.
  2. Turn on the device.
  3. The OS detects and recognizes new hardware and finishes the installation automatically. After successful installation, the Hotspot icon will appear on your desktop.
  4. If the system does not launch installation automatically, you can run the installation program by going to (My) Computer > Mobile Hotspot > choose folder based on your OS > Run set-up.exe.
  5. Use the desktop icon to open the Admin Page login screen.
  6. Enter the Admin Page administrator password. (Default password: admin)
  7. Select Login.
 

Change Admin password

 
  1. Access http://Mobile.Hotspot.
  2. Select the Settings tab, then select Device Settings.
  3. Follow the steps under 'Account Management' to update your password.
  4. Select Apply. If everything is entered correctly, the 'Admin Password Changed' dialog appears indicating the password was successfully changed.
 

Change Mobile Hotspot network name (SSID)

 
  1. Access http://Mobile.Hotspot.
  2. Select Settings in the navigation.
  3. Select the Wi-Fi Settings tab.
  4. Change the name that appears in the 'Network Name (SSID)' field in the SSID area.
  5. Select or deselect the Broadcast Network Name (SSID) checkbox to enable or disable broadcasting the hotspot’s Network Name (SSID).
  6. Select Apply to save your changes on the Wi-Fi Settings tab of the 'Settings' screen.
 

Change Mobile Hotspot password

 
  1. Access http://Mobile.Hotspot.
  2. Select Settings in the navigation area.
  3. Select the Wi-Fi Settings tab.
  4. Change the value that appears in the Password field in the SSID area.
  5. Select Apply to save your changes on the Wi-Fi Settings tab of the 'Settings' screen.

 

Battery, Memory, & Storage

 

Battery saving mode

 
  1. Access the Admin Page
  2. Select the Settings tab, then select Device Settings
  3. Under the Wi-Fi Performance Settings heading, select one of the following for Wi-Fi Performance:
    • High performance (Longer Wi-Fi range but shorter battery life)
    • Economy mode (Shorter Wi-Fi range but longer battery life)
  4. Select Apply.
 

Battery saving mode settings

 
  1. Access the Admin Page.
  2. Select the Settings tab, then select Device Settings.
  3. Under the Wi-Fi Sleep Settings heading, choose one of the following for Sleep Time (shorter durations will increase battery life while Wi-Fi is not in use):
    • After 10 minutes idle
    • After 15 minutes idle
    • After 20 minutes idle
    • After 30 minutes idle
    • After 60 minutes idle
    • Never go to Standby

 

Tips to save battery life

 
  • Change application sync settings
  • Lower screen brightness and timeout duration
  • Turn on Airplane Mode if traveling to an area without mobile signal or Wi-Fi
  • Turn off background data
  • Turn off Wi-Fi
  • Uninstall unused apps
  • Update to the latest software
 

Set device to sleep when unused

 

Press and then quickly release the Power key to set the screen to sleep mode.

 

SIM card

 
  1. Open the SIM door.
  2. Insert the SIM card, notched end first, with the gold contacts facing toward the front of the device until it locks into place.

  3. An illustration of the T-Mobile 4G LTE Hotspot showing the SIM being inserted into the SIM slot in the bottom of the device
  4. Close the SIM door.
  5. To remove the SIM card, push it in and release so it pops out.

 

Connections & Network

 

APN & data settings

 
  1. Access the mobile hotspot admin page.
  2. Select the Settings tab.
  3. Select Network Settings.
  4. Under the APN heading, confirm the information entered is correct.
  5. To correct APN information, select Manual.
  6. Select Add New.
  7. Enter the following information:
    • Profile Name: T-Mobile
    • APN: fast.t-mobile.com
  8. Select Apply.
 

Manual network selection

 

The device detects and registers on wireless networks inside T-Mobile’s calling area, but roaming networks are usually restricted to T-Mobile SIM cards. You can manually select a network only in areas where T-Mobile does not own GSM spectrum.

 

  1. Access the mobile hotspot admin page.
  2. Select Disconnect.
  3. Select the Settings tab.
  4. Select Network Settings.
  5. Under the 'Network Selection' heading, select Manual.
  6. Select Search.
  7. Select the network to connect.
  8. Select Apply.
 

Switch 3G / 4G / LTE

 
  1. Access the mobile hotspot admin page.
  2. Select Disconnect.
  3. Select the Settings tab.
  4. Select Network Settings.
  5. Under the 'Network Selection' heading, select the drop-down menu by Automatic.
  6. Choose one of the following:
    • UMTS Only
    • UMTS and LTE only
    • LTE Only
    • GSM/UMTS/LTE
  7. Select Apply.
 

Turn on / off data roaming

 
  1. Access the mobile hotspot admin page.
  2. Select Disconnect.
  3. Select the Settings tab.
  4. Select Network Settings.
  5. Under the 'WAN Connection Mode Settings' heading, check or uncheck Check here, to connect to the internet in roaming status to turn data roaming on/off.
  6. Select Apply.
 

Tethering

 
  1. With the device turned off, connect the hotspot device to a PC with the included USB cable.
  2. Turn on the device.
  3. The OS detects and recognizes new hardware and finishes the installation automatically. After successful installation, the Hotspot icon will appear on your desktop.
  4. If the system does not launch installation automatically, you can run the installation program in path of (My) Computer > Mobile Hotspot > choose folder based on your OS > run set-up.exe.
  5. Tethering is automatically active while connected.
 

Scan & connect to Wi-Fi

 
  1. Turn on the mobile hotspot.
  2. On your computer or other Wi-Fi enabled device, search for available Wi-Fi Networks and select the Network Name (SSID) for your Mobile HotSpot.
  3. Enter the network password.
 

Default SSID & Password

 
  1. If the screen on the mobile hotspot is blank, use any button to wake it up.
  2. Use the arrow buttons until Device Info displays.
  3. Select the OK button.
  4. Read the SSID and KEY displayed on the screen. The SSID and Password key displayed on the screen will always be correct, even if they have been changed from the defaults.
 

Turn Wi-Fi on / off

 
  1. If the screen on the mobile hotspot is blank, touch any button to wake it up.
  2. Use the arrow buttons until Settings displays.
  3. Select the OK button.
  4. Use the left arrow to select Wi-Fi On/Off, then select the OK button.
  5. Use the right arrow to select Off.
  6. Select the OK button.

 

Email & Messaging

 

Send messages

 
  1. Access the Admin Page.
  2. Select the SMS tab.
  3. Select New.
  4. Enter the contact phone number.
  5. Enter the message text.
  6. Select Send.
 

Get & delete messages

 
  1. Access the Admin Page.
  2. Select the SMS tab.
  3. Choose the check box by the message you want to delete.
  4. Select Delete.

 

Security

 

Change PIN / Password

 
  1. Access the mobile hotspot Admin Page.
  2. Select the Settings tab, then select Device Settings.
  3. Under the PIN Management heading, choose Change PIN.
 

Turn PIN on / off

 
  1. Access the mobile hotspot Admin Page.
  2. Select the Settings tab, then select Device Settings.
  3. Under the PIN Management heading, choose Disable.
 

Mobile Device Unlock

 
  1. Determine if devices are eligible to be unlocked: Unlock your mobile wireless device.
  2. Contact us to request the Mobile Device Unlock code for your phone.
  3. Insert the non-T-Mobile SIM and turn on the device.
  4. Access the Admin Page.
  5. On the Home page, select Unlock Device.
  6. Enter the unlock code and choose OK.
 

Change SIM PIN

 
  1. Access the Admin Page.
  2. Select the Settings tab, then select Device Settings.
  3. Under the PIN Management heading, choose Change PIN.
 

Turn on / off SIM PIN

 

The SIM PIN code can protect your SIM from being used in other devices. When you turn on the SIM PIN lock, the device prompts you to enter the code after turning it on.

 

  1. Access the Admin Page.
  2. Select the Settings tab, then select Device Settings.
  3. Under the PIN Management heading, choose Enable or Disable.

 

Settings & Tech Specs

 

Tech Specs

 
Technical details of the T-Mobile 4G LTE HotSpot Z915
Type Specification
Battery 2800 mAh
Keyboard Touch screen with on-screen keyboard
Memory 256 MB RAM, 512 MB ROM
Network
  • GSM: 850 MHz, 1900 MHz
  • UMTS: Band I (2100), Band II (1900), Band IV (1700/2100), Band V (850)
  • LTE band 2/4/12/17 (Bands 700, 1700, 1900)
Connectivity
  • Wi-Fi 802.11 a/b/g/n
  • WEP, WPA, WPA2, TKIP security
  • Wi-Fi sharing
  • Up to 10 simultaneous Wi-Fi connections
  • Tethering
  • Micro USB
  • T-Mobile Video Calling: No
  • Advanced messaging: No
Operating System N/A
Processor MDM9225 single 1Ghz
System Manager (Carrier IQ) No
Emergency Alerts (CMAS) Check the T-Mobile.com/WEA page for details.
Number Verified No
HD Voice Capable No
VoLTE Capable No
Anti-theft No
Web N/A
Camera N/A
Multimedia  N/A
 

Auto-update time (NITZ)

 

The default setting for your device is to automatically update the time zone. To set the device clock to automatically update based on what time zone it is in, follow these steps

  1. Access the Admin Page.
  2. Select the Settings tab, then select Device Settings
  3. Under the SNTP heading, set Time Set Mode to Sntp auto Synchronization.
  4. Select Apply.
 

Set time & date

 
  1. Access the Admin Page.
  2. Select the Settings tab, then select Device Settings.
  3. Under the SNTP heading, set Time Set Mode to Manual Set Time.
  4. Enter the following:
    • Year
    • Month
    • Date
    • Hour
    • Minute
  5. Select Apply.

 

Software Updates & Device Resets

 

Master reset from settings menu

 

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloads, ringtones, images, apps, contacts, and Visual Voicemail. It does not delete data stored on the SIM card or SD card.

 

  1. Access the Admin Page.
  2. Select the Settings tab, then select Device Settings.
  3. Under the Reset Factory Settings heading, select Reset.
 

Master reset with hardware keys

 

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloads, ringtones, images, apps, contacts, and Visual Voicemail. It does not delete data stored on the SIM card or SD card. If the device menus are frozen or unresponsive, you can master reset using hardware keys. If the device menus are frozen or unresponsive, you can master reset using hardware keys.

 

  1. Open the SIM card door.
  2. Insert a small object like a pin into the reset hole and hold it for three seconds to reset the device.
  3. An illustration of the T-Mobile 4G LTE Hotspot showing a paper clip being inserted into the Reset holeAn image of the side of the T-Mobile 4G LTE Hotspot with an arrow pointing to the reset hole


 

Update software

 

Your device automatically updates to the latest software version, no additional action is required.

Was this helpful?