Settings:
Warning:

Many settings pages have very little error checking. You can easily alter a setting which will result in a non-functional system, and short of restoring the database from a backup, there is no way to undo your changes.
Edit settings for:
AggressiveCommDetect
AllRecordRecPriority
ArchiveDBSchemaVer
ATSCCheckSignalThreshold
ATSCCheckSignalWait
AudioDescRecPriority
AutoCommflagWhileRecording
AutoExpireDayPriority
AutoExpireExtraSpace
AutoExpireInsteadOfDelete
AutoExpireLiveTVMaxAge
AutoExpireMethod
AutoExpireWatchedPriority
AutoTranscodeBeforeAutoCommflag
BackendStartCommand
BackendStopCommand
BackupDBLastRunEnd
BackupDBLastRunStart
blockSDWUwithoutClient
BrowserDBSchemaVer
CategoryOverTime
CCRecPriority
ChannelRecordRecPriority
CommercialSkipMethod
CommFlagFast
CommSkipAllBlanks
ComplexPriority
Country
DataDirectMessage
DBSchemaVer
DeferAutoTranscodeDays
DeletedFifoOrder
DeletedMaxAge
DeletesFollowLinks
DisableAutomaticBackup
EITCrawIdleStart
EITIgnoresSource
EITTimeOffset
EITTransportTimeout
EPGEnableJumpToChannel
FindOneRecordRecPriority
FreqTable
GalleryDBSchemaVer
GameDBSchemaVer
HardHearRecPriority
HardwareProfileEnabled
HaveRepeats
HDRingbufferSize
HDTVRecPriority
idleTimeoutSecs
idleWaitForRecordingTime
ImageShowHiddenFiles
ImageSlideShowTime
ImageSortOrder
ImageStorageGroupName
ImageTransitionTime
ImageTransitionType
ISO639Language0
ISO639Language1
JobQueueCommFlagCommand
JobQueueTranscodeCommand
JobsRunOnRecordHost
Language
LastFreeCard
LiveTVPriority
LogEnabled
MasterBackendOverride
MasterServerIP
MasterServerName
MasterServerPort
MaximumCommercialSkip
MergeShortCommBreaks
MusicDBSchemaVer
MythFillDatabaseArgs
mythfilldatabaseLastRunEnd
mythfilldatabaseLastRunStart
mythfilldatabaseLastRunStatus
MythFillDatabaseLog
MythFillDatabasePath
MythFillEnabled
MythFillGrabberSuggestsTime
MythFillMaxHour
MythFillMinHour
MythFillPeriod
MythFillSuggestedRunTime
mythweb_use_cdn
NetvisionDBSchemaVer
NewsDBSchemaVer
OnceRecPriority
OnScrSubRecPriority
OverrideRecordRecPriority
OverTimeCategory
PhoneDBSchemaVer
PrefInputPriority
preSDWUCheckCommand
PreviewPixmapOffset
recommend_enabled
recommend_key
recommend_server
RecordOverTime
RecordPreRoll
RerecordWatched
SaveTranscoding
SchedMoveHigher
SchedOpenEnd
ServerHaltCommand
SetWakeuptimeCommand
SignLangRecPriority
SingleRecordRecPriority
startupCommand
StartupSecsBeforeRecording
StorageScheduler
SystemUUID
TimeOffset
TimeslotRecordRecPriority
TVFormat
UPnP/WMPSource
UserJob1
UserJob2
UserJob3
UserJob4
UserJobDesc1
UserJobDesc2
UserJobDesc3
UserJobDesc4
VbiFormat
WakeupTimeFormat
WeatherDBSchemaVer
WebDBSchemaVer
WebFLV_ab
WebFLV_on
WebFLV_vb
WebFLV_w
WebPrefer_Channum
WeekslotRecordRecPriority
WOLbackendCommand
WOLbackendConnectRetry
WOLbackendReconnectWaitTime
WOLslaveBackendsCommand
WSRecPriority