The Electoral College Act may have been needed in 1887. The Act aims to minimize congressional involvement in election disputes, instead placing the primary responsibility to resolve disputes upon the states but decribed as "very confused, almost unintelligible".
The central provisions of the law have not been seriously tested in a disputed election until 2021.
With a simple majority of the House and Senate could set new rules to get rid of the Electoral Collage.
The last time it was tested was in 200 with Bush v. Gore.
The Electoral College Act created another layer of burocorcy that costs
The Electoral College Act law was designed to resolve the significant question in the nineteenth century regarding the proper role of Congress in reviewing controversies about which electors a state had appointed. It has been described as reflecting a balance between giving Congress unfettered ability to reject a state's electoral votes vs. deferring to state determinations, which was a significant topic of discussion during the Reconstruction era in 1861.
It has been argued at length that the Electoral Count Act is unconstitutional, arguing that the counting scheme must be established by way of constitutional amendment.
The only reason to keep the Electoral College Act is because Republicans haven’t won the popular vote since 2000.
https://en.wikipedia.org/wiki/Electoral_Count_Act