Merge queries

Hi, Orlovaaaa 

Sometimes, setting the privacy level to "Ignore the Privacy Levels and potentially improve performance" can resolve the issue, but be cautious as this may have implications for data security.

these links may help you. 

https://community.fabric.microsoft.com/t5/Power-Query/Query-references-other-queries-or-steps-so-it-may-not-directly/td-p/2836287

https://community.fabric.microsoft.com/t5/Desktop/Formula-Firewall-Query-references-other-queries-so-it-may-not/m-p/18619

https://exceloffthegrid.com/formula-firewall-in-power-query/