My website's search rankings have dropped Transforms

File Sources

Key	Source
This file was not created by transforming another file.

Name	Key	Supported	Transform	View
Profile (400px × 400px)	profile	Yes	None	Regenerate
Pinboard (280px × 210px)	pinboard	Yes	None	Regenerate
Thumbgrid (100px)	thumbgrid	Yes	None	Regenerate
Preview (220px)	preview	Yes	None	Regenerate
Workcard (526px)	workcard	Yes	None	Regenerate