Canada revenue found 5 errors on my taxes using turbo tax, why so many errors, I have used Turbo tax for many years with no issues my refund went to $843 from $2048?

they changed Canada Pension Plan benefits from $5729.00  to  $10,043.00
they changed Ontario Low Income tax credit to $167.65 which is the maximum
they changed the Ontario Non Refundable tax credit from $1022 to $995
they changed the Federal Age amount from $8396.00 to $7750.00
they changed the Ontario Age amount from $5793.00 to $5265.00 ,maximum you can claim