Resolving the endurance problem after WinRT 8.1 was re-stocked

Surface RT users did not go smoothly during the update of Windows RT 8.1. In addition to the temporary withdrawal of Windows RT 8.1 update by Microsoft, Microsoft now also discovered Surface RT (now it should be changed) Called Surface) Windows RT 8.1 updated battery life issues, and gives the repair steps, currently only found in the installation of the RT 8.1 preview version upgrade to the official version of the user.

Microsoft has released the reason for this battery life problem: "In the upgrade process, the wireless adapter power policy has not been migrated to the new environment, but is set to the default policy (incorrect settings), This will consume more power when using or online standby. The following are the steps to repair the battery life problem provided by Microsoft:
1, the start button position in the lower left corner, click the right mouse button, select “ command prompt (admin) & rdquo;
2, enter the following command to enter:
powercfg -setdcvalueindex SCHEME_CURRENT 19cbb8fa-5279-450e-9fac-8a3d5fedd0c1 12bbebe6-58d6-4636-95bb-3217ef867c1a 3
3, enter the following command to enter:
powercfg -setactive scheme_current
Weird Yes, the method Microsoft gave is hidden in the battery and power support page of Surface RT. It is not easy to find. At present, Microsoft has not released a system update to fix this problem.