Did you read the actual report?
Or did you just ingest what the National Review article cherrypicked?
If you notice the poll database was
2/3 white vs. 1/3 black
50% self identified as "conservative" 26% self identified as liberal
The Vote Method of respondents
10% more black respondents voted early
10% more black respondents experienced wait times of up to an hour than whites
Overall Voter Satisfaction
Black & White voter satisfaction number are almost identical except for White distrust of the counting
5-7% of white voters don't believe their vote and the statewide vote was counted as intended even though overall satifaction as identical between the 2 groups
Voter Confidence
48% of Black voters had a decline in confidence of the Georgia election system overall
2022 GEORGIA POST-ELECTION SURVEY
CONDUCTED BY THE SPIA SURVEY RESEARCH CENTER
JANUARY 17, 2023
https://s3.documentcloud.org/documents/23584107/spia-poll.pdf