Tmobile Customer Service, Tmobile Blackout: Users of T-Mobile Sidekick have suffered through a higher court in recent days that left many without access to the Web or their address books.Microsoft, whose danger powers Sidekick service subsidiary, said it was “working urgently” to tackle problems that interrupted the data service for most Sidekick users from 1:30 am PDT on friday. The level of disruption has varied, although most users have been affected, said Microsoft.“We are working around the clock to get all our services back online and will continue to post status updates to our valued customers and resolve problems,” Microsoft said. “We thank our customers for their patience and apologize for any inconvenience this disruption has caused.”Microsoft said that as of 6 pm PDT Tuesday, which had restored the service “for critical applications such as address book and calendar, social media applications, instant messaging, web browsing, media player and camera.”“Our goal is to restore all services to 100 percent of the functionality for Thursday, but there may be some exceptions,” Microsoft said. The software maker last year bought danger.T-Mobile offers an update on Tuesday, apologizing for the interruption, saying that users of the service credit for one month because of the interruption.T-Mobile Sidekick forums are full of comments from users expressing frustration over the issue.Among those affected was Ariel Barco, who said he had seen his service on Friday night and got their service restored last night. But not all his friends have been so lucky, he said.“Many of my friends have Sidekicks and one in particular, is still waiting for your address book to be restored as we speak,” Barco said.He said the ruling was disappointing, since it limited the ability to access social networks and the Internet, making it difficult to plan for the weekend. In addition, Barco said, T-Mobile did a good job of communicating what was happening. “The issue was not communicated to the user base,” Barco said. “I learned of the interruption on Saturday, after reviewing the blogs and forums for T-Mobile T-Mobile and Twitter. Known also checked with teammates.”