Update macOS installer resources
diff --git a/Mac/BuildScript/resources/Welcome.rtf b/Mac/BuildScript/resources/Welcome.rtf
index 4908fed..92a8430 100644
--- a/Mac/BuildScript/resources/Welcome.rtf
+++ b/Mac/BuildScript/resources/Welcome.rtf
@@ -8,12 +8,12 @@
\f0\fs24 \cf0 This package will install
\b Python $FULL_VERSION
\b0 for
-\b Mac OS X $MACOSX_DEPLOYMENT_TARGET
+\b macOS $MACOSX_DEPLOYMENT_TARGET
\b0 .\
\
-\b Python for Mac OS X
-\b0 consists of the Python programming language interpreter, plus a set of programs to allow easy access to it for Mac OS X users including an integrated development environment
+\b Python for macOS
+\b0 consists of the Python programming language interpreter, plus a set of programs to allow easy access to it for macOS users including an integrated development environment
\b IDLE
\b0 .\
\
@@ -24,13 +24,4 @@
\b NEW in 3.7.0b1:
\b0 two installer variants (10.9+ 64-bit-only, 10.6+ 64-/32-bit), built-in Tcl/Tk 8.6 support in the 10.9+ variant (no additional third-party downloads!), OpenSSL 1.1.0g, and more!\
-\
-
-\b IMPORTANT:
-\b0
-\b IDLE
-\b0 and other programs using the
-\b tkinter
-\b0 graphical user interface toolkit require specific versions of the
-\b Tcl/Tk
-\b0 platform independent windowing toolkit. Visit {\field{\*\fldinst{HYPERLINK "https://www.python.org/download/mac/tcltk/"}}{\fldrslt https://www.python.org/download/mac/tcltk/}} for current information on supported and recommended versions of Tcl/Tk for this version of Python and Mac OS X.}
\ No newline at end of file
+}
\ No newline at end of file