Master XPUB exported from CC to Blue Wallet can't sign as Blue imports it as M44 while it's only M. Address used

External question — Bitcoin Stack Exchange Author: Bitcoin Brabant Original post: https://bitcoin.stackexchange.com/questions/130645 License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/ Adaptation: HTML converted to plain text; contact email addresses removed. In CCQ Advanced Tools --> export Wallet --> export XPUB --> Master XPUB In Blue Wallet Import --> Scan QR code in display It imports as derivation m44. While it should import as derivation m. CCQ can't sign. Resolution without having to put the seed in electrum as comment under Need help moving funds from legacy address, Coldcard won't sign psbt Export/Backup wallet from Blue Wallet Import as watch only legacy in sparrow wallet Manually fill in the fingerprint as given on CCQ Change derivation to m Create psbt and save it to microsd. Sign psbt with CCQ. Want to thank sjorsprovoost to put us in the right path and stack exchange for the above directional. Can't comment under the post yet as we don't have sufficient points to comment.

External answer — Bitcoin Stack Exchange Author: Bitcoin Brabant Original post: https://bitcoin.stackexchange.com/a/130653 License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/ Adaptation: HTML converted to plain text; contact email addresses removed. In CCQ Advanced Tools --> export Wallet --> export XPUB --> Master XPUB In Blue Wallet Import --> Scan QR code in display It imports as derivation m44. While it should import as derivation m. CCQ can't sign. Resolution without having to put the seed in electrum as comment under Need help moving funds from legacy address, Coldcard won't sign psbt Export/Backup wallet from Blue Wallet Import as watch only legacy in sparrow wallet Manually fill in the fingerprint as given on CCQ Change derivation to m Create psbt and save it to microsd. Sign psbt with CCQ.