Can I buy mutual funds on an Interactive Broker ISA account?

External question — Personal Finance Stack Exchange Author: user1883212 Original post: https://money.stackexchange.com/questions/157648 License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/ Adaptation: HTML converted to plain text; contact email addresses removed. I live in UK and I don't see in the interactive brokers settings a way to enable trading permissions for mutual funds in my ISA account. I wonder if this is not allowed only in Interactive Brokers or any other broker's ISA accounts in UK? or is there a way I can enable mutual funds for Interactive Brokers as well. Note that for the margin account I can buy mutual funds without any issues, but only in the ISA account I can't