1. Purchase Guidelines

  • Purchase Process

    Dear Customer,
    You can purchase our phone from these stores in the below websites
    http://www.umidigi.com/page-store.html There are many resellers you can choose one of them, then enter their online shop website. Due to the district limit, perhaps some of them can ship to your country but others can’t, so you need to choose one shop which can ship it to your country.

  • Buyer Reading

    Dear Customer,
    Please read the following list carefully before your purchase your it:
    1.Most of our phones sold by resellers, you need to consult the detailed information with the reseller shopkeeper, such as shipping information, shipping fees, Price and privileges activity, each reseller have different policy, we can’t give the common replies.
    2.You should read the our warranty policy carefully, before you make an order: http://www.umidigi.com/page-newguide.html
    In addition, you must clear about the resellers warranty policy.

2. ROM and install instructions

2) Stock ROM download - Flash tool olny
C Note Z Pro Z Plus E
Diamond Diamond X Plus Max
London Super Touch Rome
Rome X Iron Iron Pro Hammer
Hammer S Zero eMax eMax Mini
Fair

3. User Manual download

C Note Z Pro Z Plus E
Diamond Plus Max London
Super Touch Rome Rome X
Iron Iron Pro TOUCH X eMax
eMax Mini Fair    

Attention:Newer models will be added later.

4. General FAQ

  • Can't power on your phone at the first time?

    For removable battery, please take away the battery cover and you will see a blue isolator on the battery. Take it away and power on the phone later.

  • How long is the warranty?

    One year.

  • How to return or replace the phone ?

    You need to ask the seller for return or a replacement.

  • How to connect the phone with my computer?

    Make sure there is a android phone assistant or driver, then use USB cable to connect the phone with the computer Settings---System (or Developer options)---Tick “USB debugging”

  • How to update wirelessly?

    Settings---About phone---Wireless update

  • How to reset the phone to factory settings?

    Settings---Backup & reset---Turn on “Back up my data”---Factory data reset

  • Why can’t I send or receive messages?

    Settings---Apps---All---Messaging---Tick “Launch”

  • Why is the phone signal unstable?

    Please check whether your local network supplier frequency can cover the frequency of your phone.

  • How to capture the screenshot?

    Press the power button and volume down button at the same time

  • 1) How to upgrade your device via FOTA?

    Please follow on these steps:
    “Setting” -> “About phone” - > “Wireless update” - > “Check for updates” - > Update -> Done

  • The right way to compare the difference of signal between smartphones.

    As we all know, you want to compare two things, one aspect of the difference must be compared under the same conditions; Similarly, to compare the signal difference between the two phones, two mobile phones must be under the same conditions.
    Phone signal comparison premise
    1) The same type of SIM card
    2) The same network standard: for example, are in the 4G network, are under 2G network.
    3) The same location: This includes base station location and the location of your phone, this condition requires special methods can view.
    When the above three conditions are satisfied, Go to Settings - About phone --SIM card status, view the signal strength values, numerical comparison between two mobile phones, the absolute value of the difference within 10dBm is normal. Of course, different models, different brands, there will be differences in signal strength, if that cell phone signal is not normal, you can contact the reseller to apply for warranty.

  • How long is the warranty?

    One year.

  • How to return or replace the phone ?

    You need to ask the seller for return or a replacement.

  • Where can I buy accessories?

    Dear customer,
    You can search accessories on these websites:
    http://pt.aliexpress.com/store/2028011
    http://www.ebay.com;
    http://www.sunsky-online.com/;
    http://umispain.es/;
    http://www.banggood.com/search/umi.html;
    http://www.coolicool.com/cell-phones-c139.html?filter_attr=0.0.0.0.0.0.4339.0.0.0.0

  • I forgot my screen lock code, how to unlock my phone without the code?

    Dear customer,
    Please watch guideline video:
    https://www.youtube.com/watch?v=e1sdjtxdG5Y

  • How to make screen shots?

    Dear customer,
    Press the “power” button and “Vol-” button at the same time and hold on for 3 seconds.
    There you go!

  • Solutions to fix low calling volume.

    During the call found a low voice, how to fix it:
    1) During a call, use the “vol+” button to adjust the volume;
    2) View foil, leather, etc. Are there blocked the handset? If there are, you should remove them;
    3) Replace the time, location, contact, to check whether it’s the network problems.
    If the above methods have failed to solve your problem, contact the reseller to apply for warranty or refund.

  • How to check if the networld frequance is compatible to my country?

    1) Check which network standard and which frequency band your phone supports
    2) Search your local network operator via Google browser to learn more about the latest local network standard and the frequency bands;
    3) If there is a frequency bands which your phone supports matched with the local frequency bands, you can use the phone in your country;

  • The data network can not be accessed

    Data network switch is turned on or not, if connected to the network but it still prompt the network is unconnected, you need to check by the following methods:
    1) Contact your operator to confirm whether your SIM card opened the Internet access;
    2)Check whether the current network signal is stable: if the network signal instability, that is easily to lead to network failure, you can try to replace the using environment to make comparison;
    3) Turn Airplane mode on, then turn on data networks and try to access the Internet;
    4) Reset the Internet Parameters: settings - more - Cellular networks - APN-- reset to the default settings, then try to restart the phone after the reset;
    5) Replace the SIM card: Check whether there is a poor contact between the SIM card and the SIM card tray, if change different SIM card, it is still there, we recommend that you contact the reseller to apply for warranty or refund.

  • The phone does not recognize the SD Card

    After the phone installed the SD card, you can read your SD card in two ways:
    1) Enter the settings - storage and USB - SD card (if you can’t read it, the SD card option won’t display);
    2) Go to File Manager - Storage - to see if there is an SD card option;
    If your phone does not recognize the memory card appears, the following method is recommended by the investigation:
    1) Check the capacity of the memory card, to see whether your card is within maximum space limit which your phone can support, and then try to restart the phone;
    2) Insert the SD card into another phone, see if you can normally use, or install a different SD card on your the phone (check whether SD card, SD card slot is damaged);
    3) Data backup SD card, formatted the SD card to see if it’s normal;
    4) Backup important data (contacts, multimedia files, etc.) to restore the factory settings (Settings - Backup&reset - Factory data reset).
    If the problem persists, we recommend that you contact the reseller to apply for warranty or refund.

  • How to reset the phone to factory settings?

    Settings---Backup & reset---Turn on “Back up my data”---Factory data reset

  • How to connect the phone with my computer?

    Make sure there is a android phone assistant or driver, then use USB cable to connect the phone with the computer Settings---System (or Developer options)---Tick “USB debugging”

  • How to capture the screenshot?

    Press the power button and volume down button at the same time

  • How to update wirelessly?

    Settings---About phone---Wireless update

  • How to connect the Wi-Fi?

    Settings---Wi-Fi---Tick “On”

  • Why can’t I send or receive messages?

    Settings---Apps---All---Messaging---Tick “Launch”

  • What can I do if my phone screen is flashing or turning white and black?

    You can try to reset the phone to factory settings, if it doesn’t make any difference, please contact the online customer service representative for help.

  • Why is the phone signal unstable?

    Please check whether your local network supplier frequency can cover the frequency of your phone.

  • I can’t connect wifi, what should I do?

    1) password, signal strength: Make sure you enter the correct password and check the strength of the wireless signal, if the signal strength is too weak, you can’t connect it successfully;
    2)Too many people connect this WiFi: If your phone still show, "Acquiring IP Address" "Saved Connection", "disconnected" , we suggest you to disconnect other equipment, then connect it again;
    4) Wireless mac address filtering: enter the wireless router management interface, turn off the filter settings permit or allow your own phone to connect;
    5) Try to re-setting the router;
    If the problem still exists after you check your phone with all above methods, you should contact your reseller to apply for warranty or refund

  • The phone can’t be charged?

    Please charge the phone with different USB cable and charger or you can replace a new battery.

  • How to move app to SD card from phone?

    You can download a third party software such as the app “Move To SD Card”

  • How long is the warranty time? How to apply for a warranty?

    Dear customer,
    Each UMI purchased from an authorized reseller has a 24 month warranty from the date of purchase, provide by the web-store where you purchased the device.
    For any after-sale support, please contact web-store for warranty.
    Find more detail information at here:
    http://www.umidigi.com/page-newguide.html