WHMCS nulled callback removed 8.11.2 Nulled

Full changelog in here https://docs.whmcs.com/Changelog:WHMCS_V8.8.0_RC_1

Maintenance
CORE-17885 - Improve handling of .jpeg logo
CORE-17886 - Correct documented name for parameters of hook AfterModuleChangePassword
CORE-18673 - Improve OpenTicket API admin parameter description
CORE-18678 - Correct adding addons for multiple instances of same product in admin order
CORE-18688 - Correct IntoDNS URL
CORE-18698 - Prevent error in PHP 8.1 when AutoTerminationDays is not defined...

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Maintenance​

CORE-18726 - Improve resolution for 360 Monitoring icons
CORE-18755 - Prevent error in PHP 8.1 when reimporting ticket
CORE-18770 - Correct saving of Microsoft Oauth Refresh token
Also known as: MODULE-7970
CORE-18800 - Prevent error during manual update while authenticated
CORE-18825 - Ensure value for translation string "service.confirmcommand"
CORE-18827 - Correct additional field structure for .vote TLD
CORE-18848 - Prevent error on domain transfer when...

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Implemented
FEATURE-3367 - Implement On Demand Renewals for Service Addons
FEATURE-3461 - Integrate PayPal Payments and PayPal Card Payments, allowing recurring payments by card or PayPal without subscription agreements/IDs
Maintenance
CORE-7657 (#5121) - Prevent setting Next Invoice Number to a unsupported value
CORE-18029 - Improve performance of admin area pages with large tbladminlog
CORE-18557 - Improve performance of Client Activity widget for systems with millions of clients...

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Implemented​

FEATURE-3461 - Integrate PayPal Commerce + Vault: bugfixes and UX improvements

Maintenance​

CORE-18908 - Update wording in On-Demand Renewals Panel
CORE-19064 - Update .re whois server
CORE-19086 - Correct invoice aggregation deficiency provided in 8.9.0 RC
CORE-19090 - Improve PHP health check evaluation and messaging

Modules​

MODULE-8031 - Update SagePay API URLs to direct to Opayo

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