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When Swiper shows blank gaps or wrong pagination after you add or remove slides, its internal slide grid is stale. This guide walks through ordered checks, loop-mode cleanup, and update/observer fixes.
Learn how Microsoft Clarity uses DOM mutation recording to capture user sessions without the performance overhead of video, and how to implement PII masking for privacy.
Clarity records DOM mutations and replays them against a snapshot rather than capturing video. Here is the architecture, the masking boundary, and the checks that catch silent failure.
swiper
javascript
clarity