Deprecated error after upgrading to PHP 8.2

Please help, After upgrading to PHP 8.2, I found the error like this:

Deprecated: Creation of dynamic property ThirstyAffiliates::$failed_dependencies is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/thirstyaffiliates.php on line 160

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_MAIN_PLUGIN_FILE_PATH is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 72

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_PLUGIN_DIR_PATH is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 73

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_PLUGIN_DIR_URL is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 74

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_PLUGIN_DIRNAME is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 75

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_PLUGIN_BASENAME is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 76

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_CSS_ROOT_URL is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 78

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_IMAGES_ROOT_URL is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 79

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_JS_ROOT_URL is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 80

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_VIEWS_ROOT_PATH is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 82

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_TEMPLATES_ROOT_PATH is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 83

Deprecated: Creation of dynamic property ThirstyAffiliates\Helpers\Plugin_Constants::$_LOGS_ROOT_PATH is deprecated in /home/username/domain.com/wp-content/plugins/thirstyaffiliates/Helpers/Plugin_Constants.php on line 84

<gwmw style="display:none;"></gwmw>

And:

The plugin generated 3080 characters of?unexpected output?during activation. If you notice “headers already sent” messages, problems with syndication feeds or other issues, try deactivating or removing this plugin.