The Channels region.
This region is found on the left side of time-based editors like the Dope Sheet Editor and the Graph Editor. It shows a tree of items (objects, bones…) and their animated properties, with the latter also being called “channels.” Each channel has an associated F-curve describing how its value changes over time.
The rows are color-coded as follows:
-
Dark blue: scenes, objects
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Light blue: actions, shape keys etc.
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Green: channel groups
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Gray: channels
Search Ctrl-F
Lets you filter the channels by typing a part of their name. Click the Invert button to instead show channels that don’t include the search text.
The headers contain the following toggle buttons:
/ Pin
Keep the row and its children visible even when selecting a different object.
/ Hide
Hides the keyframes and curve associated with the channel.
/ Modifiers
Deactivates the modifiers of the curve.
/ Mute
Deactivates the curve, making the animation behave as though it doesn’t exist.
/ Lock Tab
Prevent the curve from being edited.
Note
This also works in the Nonlinear Animation Editor, but note that it only locks the strips there, not the underlying F-curves.
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Select single header: click
LMB -
Add/Remove single header to/from selection: click
Ctrl-LMB -
Select range: click
Shift-LMB -
Select All:
A -
Deselect All: press
Alt-Aor double-tapA -
Box Select: drag
LMB -
Box Add: drag
Shift-LMB -
Box Remove: drag
Ctrl-LMB -
Select all keyframes in the channel: double-click
LMBon its header.
-
Rename (anything but a channel): double-click
LMB -
Delete selected:
XorDelete -
Lock selected:
Tab
The Action editor showing sliders.
If you enable View ‣ Show Sliders, the region will show a value slider next to each channel. Changing such a slider will change the value of the curve at the current frame, creating a keyframe if one doesn’t already exist.

