Problems installing my walking foot

Please help me to figure out why I cannot get my walking foot to work on the Singer machine I have. I attached it but when I lower the lever on the presser

How to install a walking foot and what its used for

How to attach a walking foot to your sewing machine - Ruffing's Artist Dolls and Toys

So I ordered a mini walking foot sewing machine. OT not a vintage machine. - Victorian Sweatshop Forum

The lever on my walking foot keeps getting caught in the up position - is there something I can do to fix this? : r/quilting

Walking Foot Machine Quilting Basics –

How to Use a Walking Foot Attachment

Let's Talk About Walking Feet - by Cale Schoenberg

Do you use a walking foot when sewing silnylon? - Backpacking Light

Walkin and Rollin Feet - Even Feed Accessories Make Your Sewing Easier, And More Efficient!