diff --git a/content/collections/session-replay/en/manage-privacy-settings-for-session-replay.md b/content/collections/session-replay/en/manage-privacy-settings-for-session-replay.md index 4f635010f..4d17aac57 100644 --- a/content/collections/session-replay/en/manage-privacy-settings-for-session-replay.md +++ b/content/collections/session-replay/en/manage-privacy-settings-for-session-replay.md @@ -55,6 +55,12 @@ When you **exclude** an element using CSS selectors, Amplitude replaces the elem {{/partial:tabs}} +{{partial:admonition type="tip" heading="Avoid site performance issues with masking"}} +If you experience a decrease ion site performance due to the number of [masking](/docs/session-replay/session-replay-standalone-sdk#mask-on-screen-data) rules you create, Amplitude recommends excluding or blocking content with the `.amp-block` class, rather than masking it. + +Blocking or excluding content replaces the element with a placeholder of the same dimensions. +{{/partial:admonition}} + ## How Session Replay resolves conflicts between the SDK and the UI When there are conflicts between the SDK and the Session Replay settings page around the handling of a particular element—whether Amplitude should mask, unmask, or exclude it—the **Session Replay settings page takes precedence**.