As the topic says, the downloaded binary for the new GeForce Now app won’t install because of missing OpenSSL. I am not the only user to note this (see: this blogger over at worthplaying.com)
Running NVIDIA GeForce NOW Setup...
There was a problem setting up NVIDIA GeForce NOW on your system.
kde-open: /tmp/_MEIxJUVWk/libcrypto.so.3: version 'OPENSSL_3.0.1' not found (required by /11b64/1ibss1.so.3)
kde-open: /tmp/_MEIxJUVWk/libcrypto.so.3: version 'OPENSSL_3.2.0' not found (required by /11b64/libss1.so.3)