Sony ILCA-99M2 Manual page 281

Menu item details
On:
The focus area disappears automatically shortly after focus is achieved.
Off:
The focus area is displayed all the time.
[296] List of MENU items
Wide AF Area Disp.
You can set whether the focus area should be displayed or not when [Focus Area] is set to
[Wide].
MENU →
1
Menu item details
On:
Displays the focus area.
Off:
Does not display the focus area.
[297] List of MENU items
AF Micro Adj.
Allows you to adjust and register autofocused positions for each lens.
In general use, you do not need to adjust the autofocused position using this function. Use this
function only when adjustments are needed for certain focus areas or focal lengths. Note that
the auto focus function may not be performed at a proper position when using this adjustment.
MENU →
1
Select [AF Adjustment Set.] → [On].
2
Camera Settings1
(Camera Settings1) → [Wide AF Area Disp.] → desired setting.
Camera Settings1
(Camera Settings1) → select [AF Micro Adj.].