# DRAGEN Array Methylation QC Cloud v1.0.1 Release Notes ## RELEASE DATE February 2026 ## RELEASE HIGHLIGHTS Hot-fix release patching known issue from v1.0 where analysis could fail for the 80-100 sample size range when using large (>900K probes) arrays. Large arrays are now supported in 80-100 sample size range as well. ## KNOWN LIMITATIONS * Standard thresholds may not be applicable for all discontinued, semi-custom or custom BeadChips and IDATs originating from NextSeq550 * Built-in controls may not be available on all discontinued, semi-custom or custom BeadChips --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://help.dragenarray.illumina.com/dragen-array-v1.3/reference/release-notes/dragen-array-v1.0.1-cloud-methylqc-release-notes.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.