Enable or Disable the Trim in macOS Catalina 10.15

TirmEnabler Catalina.command

#!/bin/bash
# Simple script by chris1111
# Vars
apptitle="Trim Enabler Catalina"
version="1.0"

# Set Icon directory and file 
iconfile="/System/Library/CoreServices/Expansion Slot Utility.app/Contents/Resources/AppIcon.icns"

# Select Trim Choice
response=$(osascript -e 'tell app "System Events" to display dialog "Enable or Disable the Trim in macOS Catalina\n\nCancel for Exit" buttons {"Enable","Disable","Cancel"} default button 1 with title "'"$apptitle"' '"$version"'" with icon POSIX file "'"$iconfile"'"  ')

action=$(echo $response | cut -d ':' -f2)

  #  Action is user select Disable
  if [ "$action" == "Disable" ] ; then
    response=$(osascript -e 'tell app "System Events" to display dialog "Your Choice is Disable Trim Enabler Catalina\n\n" buttons {"Cancel","OK"} default button 2 with title "'"$apptitle"' '"$version"'" with icon POSIX file "'"$iconfile"'"  ')

answer=$(echo $response | grep "OK")

# Cancel if unable
if [ ! "$answer" ] ; then
  echo "Program closing User cancelled	
Exit"
  exit 012345
fi
    sudo mount -uw /
    killall Finder
    sudo trimforce disable
    exit 0
  fi

#  Action is user select Enable
  if [ "$action" == "Enable" ] ; then
    response=$(osascript -e 'tell app "System Events" to display dialog "Your Choice is Enable Trim Enabler Catalina\n\n" buttons {"Cancel","OK"} default button 2 with title "'"$apptitle"' '"$version"'" with icon POSIX file "'"$iconfile"'"  ')

answer=$(echo $response | grep "OK")

# Cancel if unable
if [ ! "$answer" ] ; then
  echo "Program closing User cancelled
Exit"
  exit 012345
fi
    sudo mount -uw /
    killall Finder
    sudo trimforce enable
    exit 0
  fi

 # Cancel is user selects Cancel
  if [ ! "$imagepath" ] ; then
    echo "Program closing User cancelled
Exit"
    exit 012345
  fi

Do you have a Core Storage Volume?

No, I have no CoreStorage.
I list using diskutil cs list shows 2 external disks (no Macintosh HD in the list).

I use and test / Built the script with SIP Disable

I use and test / Built the script with SIP Disable

Oh, I got it. Thank you for your answer about SID Disable. This case I'm ok to ignore mount: / failed with 77 for MacOS is SIP Enable.

BR,
Jeans

Worked for me on 10.15.2.

Worked for me on 10.15.2.

Great!