R3C3 can only be <8>

R3C7 can only be <5>

R5C7 can only be <2>

R7C3 can only be <9>

R7C5 can only be <5>

R3C5 can only be <7>

R7C7 can only be <1>

R5C9 can only be <7>

R5C3 can only be <6>

R1C1 is the only square in row 1 that can be <5>

R2C8 is the only square in row 2 that can be <7>

R4C4 is the only square in row 4 that can be <2>

R9C8 is the only square in row 9 that can be <8>

R8C1 is the only square in column 1 that can be <7>

R8C9 is the only square in column 9 that can be <5>

Squares R5C4 and R5C6 in row 5 form a simple locked pair. These 2 squares both contain the 2 possibilities <48>. Since each of the squares must contain one of the possibilities, they can be eliminated from the other squares in the row.

R5C5 - removing <4> from <349> leaving <39>

Squares R6C4 and R6C8 in row 6 form a simple locked pair. These 2 squares both contain the 2 possibilities <56>. Since each of the squares must contain one of the possibilities, they can be eliminated from the other squares in the row.

R6C5 - removing <6> from <136> leaving <13>

R6C6 - removing <5> from <157> leaving <17>

Squares R5C6 and R8C6 in column 6 form a simple locked pair. These 2 squares both contain the 2 possibilities <48>. Since each of the squares must contain one of the possibilities, they can be eliminated from the other squares in the column.

R2C6 - removing <4> from <145> leaving <15>

Squares R5C4, R5C6, R8C4 and R8C6 form a Type-1 Unique Rectangle on <48>.

R8C4 - removing <48> from <468> leaving <6>

R8C2 can only be <3>

R6C4 can only be <5>

R9C5 can only be <4>

R9C9 can only be <3>

R1C5 can only be <1>

R8C6 can only be <8>

R9C1 can only be <2>

R8C8 can only be <4>

R1C2 can only be <2>

R6C5 can only be <3>

R2C6 can only be <5>

R2C4 can only be <4>

R4C6 can only be <7>

R4C2 can only be <9>

R6C6 can only be <1>

R6C8 can only be <6>

R6C2 can only be <7>

R5C5 can only be <9>

R4C8 can only be <5>

R5C6 can only be <4>

R1C8 can only be <3>

R9C2 can only be <6>

R2C1 can only be <9>

R1C9 can only be <4>

R2C9 can only be <2>

R2C2 can only be <1>

R5C1 can only be <3>

R5C4 can only be <8>

R4C5 can only be <6>