# \#pega-sales-automation-for-financial-services

**URL:** https://forums.pega.com/tag/pega-sales-automation-for-financial-services/173.md

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## [Switch back to Theme-Cosmos from Constellation Design System](https://forums.pega.com/t/switch-back-to-theme-cosmos-from-constellation-design-system/10375)

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**Author:** [@NIRANJANDJ](https://forums.pega.com/u/NIRANJANDJ)\
**Replies:** 4\
**Last updated:** [December 13, 2025, 8:02pm UTC](https://forums.pega.com/t/switch-back-to-theme-cosmos-from-constellation-design-system/10375 "2025-12-13T20:02:49Z")

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Hi, We have initiated our Pega application build with Constellation design system. But it looks like there are limitations and we cannot deliver some of the client requirements. i.e. delegate a data type, customize das…