Reset Parallels' trial

README.md

Step1: Remove Parallels with AppCleaner (https://freemacsoft.net/appcleaner/)

Step2: Run reset.sh file

Step3: Install Parallels

reset.sh

#!/bin/bash

#comment this line to exec Without sudo command
[ "$EUID" -ne 0 ] &&  echo -e "Please run as root \n\$> sudo bash $0" && exit

# for somme files you don't have the correct Permission, this fix that (you can do that with chown to)
chmod a+w ~/library/preferences/com.parallels*
chmod a+w ~/library/preferences/parallels/*
chmod a+w ~/library/preferences/parallels
chmod a+w /private/var/db/parallels/stats/*
chmod a+w /private/var/db/parallels/stats
chmod a+w /private/var/db/parallels
chmod a+w /library/logs/parallels.log
chmod a+w /library/preferences/parallels/*
chmod a+w /library/preferences/parallels
chmod a+w /private/var/db/parallels
chmod a+w /private/var/.parallels_swap
chmod a+w /private/var/db/receipts/'com.parallels*'
chmod a+w /private/tmp/qtsingleapp-*-lockfile
chmod a+w /private/tmp/com.apple.installer*/*
chmod a+w /private/tmp/com.apple.installer*
chmod a+w /private/var/root/library/preferences/com.parallels.desktop.plist
chmod a+w ~/Library/Logs/parallels.log
chmod a+w /Library/Preferences/Parallels/
chmod a+w ~/Library/Preferences/Parallels
chmod a+w /private/var/.Parallels_swap
chmod a+w /private/var/db/Parallels/Stats
chmod a+w /private/tmp/qtsingleapp-Parall-c0ce-0-lockfile
chmod a+w ~/Library/Preferences/com.parallels

# now let's rm that :)
rm -rfd ~/library/preferences/com.parallels*
rm -rfd ~/library/preferences/parallels/*
rm -rfd ~/library/preferences/parallels
rm -rfd /private/var/db/parallels/stats/*
rm -rfd /private/var/db/parallels/stats
rm -rfd /private/var/db/parallels
rm -rfd /library/logs/parallels.log
rm -rfd /library/preferences/parallels/*
rm -rfd /library/preferences/parallels
rm -rfd /private/var/db/parallels
rm -rfd /private/var/.parallels_swap
rm -rfd /private/var/db/receipts/'com.parallels*'
rm -rfd /private/tmp/qtsingleapp-*-lockfile
rm -rfd /private/tmp/com.apple.installer*/*
rm -rfd /private/tmp/com.apple.installer*
rm -rfd /private/var/root/library/preferences/com.parallels.desktop.plist
rm -rf ~/Library/Logs/parallels.log
rm -rf /Library/Preferences/Parallels/
rm -rf ~/Library/Preferences/Parallels
rm -rf /private/var/.Parallels_swap
rm -rf /private/var/db/Parallels/Stats
rm -rf /private/tmp/qtsingleapp-Parall-c0ce-0-lockfile
rm -rf ~/Library/Preferences/com.parallels

jot -w rand%d@gmail.com -r 2 #generate random mail
jot -r -c 32 45 123 | tr -dc 'A-Za-z0-9-_' | fold -w 16 | head -n 1 # generate random password

not work ( maybe they started memory devices
We cannot offer you a new trial because a trial period has already been requested from this Mac. The previous trial has expired.
To continue using Parallels Desktop, please purchase an activation key.