diff --git a/a b/a
deleted file mode 100644
index e69de29..0000000
diff --git a/install.sh b/install.sh
index 5a0bb19..bca4991 100755
--- a/install.sh
+++ b/install.sh
@@ -1,3 +1,25 @@
 #!/bin/bash
 
-cp lch /usr/bin/lch
\ No newline at end of file
+if [ "$UID" != "0" ]; then 
+  echo " Only root can execute this script, sorry."
+  echo " Try 'sudo ./install.sh'"
+  exit 0
+fi
+
+echo ""
+echo "======================"
+echo "    Installing lch"
+echo "======================"
+echo ""
+cp lch /usr/bin/lch
+echo " Copied lch in /usr/bin"
+cp lch.1 /usr/man/man1/lch.1
+gzip /usr/man/man1/lch.1
+echo " Copied manpage in /usr/man/man1"
+echo ""
+echo "============================="
+echo " lch installed successfully."
+echo "============================="
+echo ""
+echo "Run 'lch --help' to see options."
+exit 0
diff --git a/lch b/lch
index 7074de1..721a4bb 100755
--- a/lch
+++ b/lch
@@ -1,5 +1,5 @@
 #!/bin/bash
-VERSION=0.1r6
+VERSION=0.1r7
 
 if [ "$1" = "version" ] || [ "$1" = "--version" ] || [ "$1" = "-v" ]
 then    
@@ -12,7 +12,7 @@ else
     echo ""
 fi
 
-function descompressor()
+function decompressor()
 {
     case $1 in
         *.tar)
@@ -40,7 +40,7 @@ function descompressor()
             7za e $1
         ;;
         *)  
-            echo "Extent not found."
+            echo "Extension not found."
             echo "For more information --help"
             echo ""
         ;;
@@ -118,6 +118,14 @@ then
     exit 0
 fi
 
+if [ "$1" = "version" ] || [ "$1" = "--version" ] || [ "$1" = "-v" ]
+then
+    echo ""
+    echo "lch $VERSION"
+    echo ""
+    exit 0
+fi
+
 if [ -z "$1" ] || [ -n "$3" ]
 then
     echo "Wrong arguments"
@@ -132,9 +140,9 @@ else
         echo ""
         compressor $1 $2
     else
-        echo "Descompressor:"
+        echo "Decompressor:"
         echo "--------------"
         echo ""
-        descompressor $1
+        decompressor $1
     fi
 fi
diff --git a/lch.1 b/lch.1
new file mode 100644
index 0000000..4886ab8
--- /dev/null
+++ b/lch.1
@@ -0,0 +1,49 @@
+.TH LCH 1 "15 July 2020"
+.SH NAME
+lch \- command\-line compressor and decompressor for humans
+.SH SYNOPSIS
+\fBlch\fP [\fIflags\fP] [filename [filename]] ...
+
+.SH DESCRIPTION
+\fBlch\fP is a command\-line compressor and decompressor for humans with
+simplicity in mind. Automatically select the compression format by file
+extension.
+
+    Supported extensions:
+    
+    - tar
+    - tar.gz
+    - tar.bz2
+    - tar.xz
+    - bz2
+    - tgz
+    - gz
+    - zip
+    - 7z
+
+.SH OPTIONS
+.TP
+\fIhelp, \-h, \-\-help\fP
+Help: show syntax.
+.TP
+\fIversion, \-v, \-\-version\fP
+Print current version.
+
+.SH EXAMPLES
+
+.TP
+\fBlch  foobar.tar.gz\fR
+will decompress file foobar.tar.gz
+
+.TP
+\fBlch foobar.tar.gz foobar/\fP
+will compress foobar/ in foobar.tar.gz
+
+.SH BUGS 
+Report your bugs at <gore@hatthieves.es>
+
+.SH AUTHOR
+\fBlch\fP are by Gustavo Adolfo Mesa Roldan <gore@hackthieves.es.>
+
+This document is by radikal <radikal@disroot.org>.
+