Deprecation: #78217 - frameset and frame¶
See Issue #78217
Frameset and frame are not supported in HTML5 anymore. The browser support for framesets could be dropped in the future.
The following TypoScript has been marked as deprecated:
config.doctype = xhtml_frames
frameSet and its options
FRAME and its options
FRAMESET and its options
Furthermore the class
FramesetRenderer has been marked as deprecated.
Using framesets will trigger deprecation log entries.
All installations using framesets.