In addition, there are reports that user accounts can not be synchronized, personal files are deleted, usage is slow or PC malfunction and so on. Finally, Which?Microsoft"Respect" the consumer's power of consumers and pay compensation to users who suffered losses from Windows 10 as appropriate.
Then Microsoft responded to Which's requirements: "we want to ensure that our customers are able to get the right support when they need to get the best Windows update experience. We will also provide patient and detailed consultation to every report to ensure that we can provide more intimate help and proper solutions. In addition, the members of Which are very important to us, so we are now exploring new ways to achieve cooperation in the future so that they can get the support they need in a more convenient and faster way. "
Consumer watchdogs say consumers have the right to ensure that the updates received must have "satisfactory quality", and that Microsoft has to provide free repairs if the problem is updated because of the defect.