diff --git a/doc/Section_start.txt b/doc/Section_start.txt
index fc45cf8cda..4b4d96693f 100644
--- a/doc/Section_start.txt
+++ b/doc/Section_start.txt
@@ -782,9 +782,7 @@ one-letter abbreviation can be used:
 -in or -i
 -log or -l
 -screen or -s
--var or -v
--plog or -pl
--pscreen or -ps :ul
+-var or -v :ul
 
 For example, lmp_ibm might be launched as follows:
 
@@ -848,7 +846,6 @@ logfile is named "file" and each partition also logs information to a
 file.N.  For both one-partition and multi-partition mode, if the
 specified file is "none", then no log files are created.  Using a
 "log"_log.html command in the input script will override this setting.
-Option -plog will override the name of the partition log files file.N.
 
 -screen file :pre
 
@@ -862,8 +859,7 @@ the partition ID.  If the switch is specified in multi-partition mode,
 the hi-level screen dump is named "file" and each partition also
 writes screen information to a file.N.  For both one-partition and
 multi-partition mode, if the specified file is "none", then no screen
-output is performed. Option -pscreen will override the name of the 
-partition screen files file.N.
+output is performed.
 
 -var name value1 value2 ... :pre
 
@@ -882,27 +878,6 @@ defining index and other kinds of variables and "this
 section"_Section_commands.html#3_2 for more info on using variables in
 input scripts.
 
--plog file:pre 
-Specify the base name for the partition log files, 
-so partition N writes log information to file.N. If file is 
-none, then no partition log files are created. 
-This overrides the
-filename specified in the -log command-line option
-If this option is not used
-the log file for partition N is log.lammps.N or whatever is specified by
-the -log command-line option.
-
--pscreen file:pre 
-specify the base name for the 
-partition screen file, so partition N writes 
-screen information to file.N. If file is 
-none, then no partition screen files are created. 
-This overrides the
-filename specified in the -screen command-line option.
-If this option is not used
-the screen file for partition N is screen.N or whatever is specified by
-the -screen command-line option. 
-
 :line
 
 2.7 LAMMPS screen output :h4,link(2_7)