You will need
  • connection to the Internet.
Go to the website In the corresponding to your device section, go to the user regarding the use of certificates. Read the necessary information on the subject and make a decision about the need for its renewal. Also read the user reviews on the theme of renewal and discover other methods to solve this problem, for example, installing third party software in your mobile device.
Install in your Android phone application called Secman. You can find it on the resources downloading the software for mobile devices, for example,,com_remository/Itemid,29/func,fileinfo/id,903/,, etc.
Choose a program based on the version installed in your mobile device operating system that you can learn. Read online full review of the functions of the phone. The downloaded file mandatory check for viruses.
Install the application in your mobile phone. Copy the installer to a memory module device, run its installation file Manager, which is located on the control panel or in the menu "Office", and then specify the settings of the installation process, if necessary, agree to the terms of service.
Please note that the app must request access to send calls to your mobile device, these files it is best not to install and to replace them with others. From the menu running the installed program to perform the required functions.