*Fix: PLUGINS-3300 - Preserved internal PDF links after watermarking.
*Update: PLUGINS-3301 - Improved PDF watermarking to preserve internal PDF links after watermarking.
*Update: PLUGINS-3302 - Removed frontend/session dependency for PDF annotation preservation.
*Update: PLUGINS-3303 - Improved PDF generation error logging and diagnostics.
*Update: PLUGINS-3304 - Hardened EPUB temporary extraction and temporary file handling.
*Fix: PLUGINS-3305 - Fixed plugin version constant mismatch.
*Fix: PLUGINS-3211 - Reliability Update for Digital Downloads & PDF Watermarking.
*Update: PLUGINS-3150 - PDF Watermark Fonts updates.
*Fix: PLUGINS-3153 - Restored PDF digital downloads and watermarking functionality following the recent update.
*New: PLUGINS-3141 - Added full Unicode support for text watermarks, enabling Cyrillic, Greek, and other international character sets.
*Fix: PLUGINS-3135 - Resolved issue where PDF watermarks failed to generate for guest downloads.
*Fix: PLUGINS-3143 - Resolved an issue where PDF Watermark downloads were not being recorded in WooCommerce download tracking.
*Update: PLUGINS-2936 - Prevent .htaccess Conflicts Causing Mobile Download Issues.
*New: PLUGINS-2894 - Add support for greek characters in Watermark.
*Fix: PLUGINS-2900 - Preserve Links.
* New: PLUGINS-2131 - Table of Contents functionality breaks.
* Fix: PLUGINS-1868 - Missing field labels on variable products.
* Fix: PLUGINS-1872 - Copy text protection doesn't work.
* Fix: PLUGINS-1873 - Don't allow modifying protection doesn't work.
* Fix: PLUGINS-2265 - Woo QIT Security Scan issues generated on v1.6.1.
* Fix: PLUGINS-2608 - Unable to Use Fillable Forms after Watermarking the PDF
* Fix: PLUGINS-2550 - Errors encountered with EPUB downloads using PDF Watermarker.