By default the number
of History States is set
to 20, but you can increase
this (max 1,000) via (Mac)
Photoshop>Preferences
>Performance>History
States, (Windows) File
>Preferences>Performance
>History States.THE ‘HISTORY
STATES’ TRICK
Newly updated, the Dehaze feature in Camera Raw can now be applied selectively
with the Graduated Filter, the Radial Filter or the Adjustment Brush. But it’s not just
useful for cutting through atmospheric haze: it can also work wonders on shots of weak
cloud formations, crisping up the details and adding deinition. Use Dehaze in combination
with the Graduated Filter to add impact to your skies.THE ‘DEHAZE ON CLOUDS’ TRICK