Geek2Live

This Post shows how to you can downgrade your Android Phone Operating System and I will use Acer BeTouch E130 as my show case 1) You need to have the old Android: This is easily done through searching google , or If if you already have it since earlier download 2) Follow the regular Setup procedure for your phone manufacture install you will find the application extracted and there is a file ends/with extension "nb0" This is the ROM Image File, Once you have it you can follow the below steps , if not please manage to get the desired ROM Image of your desired Android 3) Download RUT  (Rom Update Tool) from http://wiki.geeksphone.com/en/index.php?title=Update_the_ROM_using_RUT Link is h3r3 4) Please start the RUT application (Do not forget to reboot after installing RUT to make sure you have the required USB Driver (usually you can skip the reboot , if you managed to have successful connections over USB to your Android Mobile Phone , in this Example it is Acer BeTo

Below list of Open source software that we need in business , categorized and supported Operating systems are mentioned Open Source Billing 1) jBilling This software for ISPs, telecoms, ASPs, media, software developers and other firms who charge for subscription services offers a highly scalable, robust and flexible Web-based billing solution. The complete software is available for free; support and other services are available for a fee. Operating System: OS Independent. Open Source Business Intelligence 2) Jaspersoft Jaspersoft's Web site boasts that it is "the world's most widely used business intelligence software." The company offers two separate products: JasperReports Server, which allows non-developers to create their own reports and dashboards, and Jaspersoft BI, which incorporates JasperReports Server with ETL and OLAP features. Both are available in free community editions or paid versions that add extra features and support. Operating System