X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=UPGRADING;h=15891e74b74482d48ce3d3f0c7b79ff0fa8e3d04;hb=38c2cde0d8695ac5287bae218c4a33a2acf18ef8;hp=4308e8c73b66e19698790a3e68873d3fadc86d58;hpb=0bd6d9084b705c780bd22e8f241750a4159ff156;p=lyx.git

diff --git a/UPGRADING b/UPGRADING
index 4308e8c73b..15891e74b7 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -1,6 +1,14 @@
-How do I upgrade my existing LyX system to version 2.3.x?
+How do I upgrade my existing LyX system to version 2.4.x?
 ---------------------------------------------------------
 
+* Upgrading from LyX 2.3.x
+
+The format of preference and session files has changed. LyX 2.4.x is able to
+read old files but will save them in the new format.
+
+The format of layout files has changed but, as before, layout2layout.py will
+convert older versions to the new format automatically.
+
 * Upgrading from LyX 2.2.x:
 
 The format of preference and session files has changed. LyX 2.3.x is able to