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how-to-disable-cups-printer-job-history-on-macos/README.md
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@ -2,7 +2,7 @@
Title: How to disable CUPS printer job history on macOS
Description: Learn how to disable CUPS printer job history on macOS.
Author: Sun Knudsen <https://github.com/sunknudsen>
Contributors: Sun Knudsen <https://github.com/sunknudsen>
Contributors: Sun Knudsen <https://github.com/sunknudsen>, Carl P. Corliss <https://github.com/rabbitt>
Reviewers:
Publication date: 2022-10-29T13:05:18.112Z
Listed: true
@ -34,7 +34,7 @@ sudo mkdir -p /usr/local/sbin
sudo chown ${USER}:admin /usr/local/sbin
```
### Step 3: create `cups.sh` script
### Step 3: create `cups.sh` script (see CUPS [docs](https://www.cups.org/doc/man-cupsd.conf.html))
```shell
cat << "EOF" > /usr/local/sbin/cups.sh
@ -42,15 +42,11 @@ cat << "EOF" > /usr/local/sbin/cups.sh
set -e
if grep -qe '^PreserveJobHistory Off$' /etc/cups/cupsd.conf; then
if cupsctl | grep --quiet PreserveJobHistory=no; then
exit 0
fi
echo "PreserveJobHistory Off" | sudo tee -a /etc/cups/cupsd.conf
sudo launchctl unload /System/Library/LaunchDaemons/org.cups.cupsd.plist
sudo launchctl load /System/Library/LaunchDaemons/org.cups.cupsd.plist
cupsctl MaxJobTime=5m PreserveJobFiles=no PreserveJobHistory=no
EOF
```
@ -62,6 +58,8 @@ chmod +x /usr/local/sbin/cups.sh
### Step 5: create `local.cups.plist` launch daemon
> Heads-up: used to make sure user-defined config persists macOS updates.
```shell
cat << "EOF" | sudo tee /Library/LaunchDaemons/local.cups.plist
<?xml version="1.0" encoding="UTF-8"?>
@ -91,32 +89,24 @@ EOF
## Want things back the way they were before following this guide? No problem!
### Step 1: delete `PreserveJobHistory Off` line from `cupsd.conf`
```shell
sudo sed -i "" "/PreserveJobHistory Off/d" /etc/cups/cupsd.conf
```
### Step 2: delete `cups.sh` script
### Step 1: delete `cups.sh` script
```shell
sudo rm /usr/local/sbin/cups.sh
```
### Step 3: delete `local.cups.plist` launch daemon
### Step 2: delete `local.cups.plist` launch daemon
```shell
sudo rm /Library/LaunchDaemons/local.cups.plist
```
### Step 4: reload CUPS
### Step 3: revert user-defined config to CUPS defaults
```shell
sudo launchctl unload /System/Library/LaunchDaemons/org.cups.cupsd.plist
sudo launchctl load /System/Library/LaunchDaemons/org.cups.cupsd.plist
cupsctl MaxJobTime= PreserveJobFiles= PreserveJobHistory=
```
### Step 5: reboot
### Step 4: reboot
👍