# Plug Wallet automatically persist the same principal ID across two different links?

**URL:** https://forum.dfinity.org/t/plug-wallet-automatically-persist-the-same-principal-id-across-two-different-links/43330
**Category:** Developers
**Created:** [April 3, 2025, 11:50am UTC](https://forum.dfinity.org/t/plug-wallet-automatically-persist-the-same-principal-id-across-two-different-links/43330 "2025-04-03T11:50:15Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![shreyamahajan456](https://sea1.discourse-cdn.com/flex023/user_avatar/forum.dfinity.org/shreyamahajan456/32/19456_2.png) [@shreyamahajan456](https://forum.dfinity.org/u/shreyamahajan456)
#### Post date: [April 3, 2025, 11:50am UTC](https://forum.dfinity.org/t/plug-wallet-automatically-persist-the-same-principal-id-across-two-different-links/43330/1 "2025-04-03T11:50:16Z")

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Is it possible to automatically connect the same principal ID to two different mainnets using Plug Wallet?

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### Author: ![clement\_icp](https://avatars.discourse-cdn.com/v4/letter/c/c68b51/32.png) [@clement\_icp](https://forum.dfinity.org/u/clement_icp)
#### Post date: [April 3, 2025, 12:19pm UTC](https://forum.dfinity.org/t/plug-wallet-automatically-persist-the-same-principal-id-across-two-different-links/43330/2 "2025-04-03T12:19:04Z")

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Hello,  
Yes, any dApp connection regardless of host or domain will always result in same principal.

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### Author: ![shreyamahajan456](https://sea1.discourse-cdn.com/flex023/user_avatar/forum.dfinity.org/shreyamahajan456/32/19456_2.png) [@shreyamahajan456](https://forum.dfinity.org/u/shreyamahajan456)
#### Post date: [April 3, 2025, 12:22pm UTC](https://forum.dfinity.org/t/plug-wallet-automatically-persist-the-same-principal-id-across-two-different-links/43330/3 "2025-04-03T12:22:31Z")

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ok. there is one more query from my side . Is it possible to automatically sign in from one website to another using the same principal?