The Canon CanoScan LiDE 300 is USB-powered so make sure you have a good USB port that has enough amps to power it up. Drivers are well supported by Canon, please check their website before using the direct links below.
CanoScan LiDE 300 Full Driver & Software Package
File: win-lide300-1_1-n_mcd.exe
06574746adac17ac3e9b611cb105f40a08f8cb1773b92e940905acc323fb31cf
CanoScan LiDE 300 Scanner Driver
File: win-lide300-1_1-n_mcd.exe
bc4bc455b098db2fa01660d0611692997412f7936d5fa260558d174dcaba7782
CanoScan LiDE 300 Software Package
File: mac-lide300-1_1-mcd.dmg
b67f47c0750cef16589bc50c694097f35e6f1e42ad633af7bcbb390a1f9db11a