mc connectivity agent backup job software error tracker upgrade certificate network drive selective sync webui password folder license sync windows installation internet licensing multiple device local storage bootstrap bootstrap token expiration priority reset sync options laptop desktop pre-existing folders .sync archive dns requirements destination system hardware encryption free vs home orphaned android destination folder sync deleted files ntfs posix synchronization icloud replacemnt api permissions logs management console error high availability security communication mapped drive samba smb afp i can't sync. port drive network update wan wan optimization group rename loading list of files ui endpoint delete service local system local service selectivesync syncoptions