To add Filter in the Portfolio Page, something like this.
#1. Install Filter Plugin
#2. Open the Filter Documentation Page, you will see a code line like this. Copy it.
#3. Open Portfolio Page > Click the Gear icon
#4. Click Advanced > Page Header Code Injection
#5. Paste the code you copied in #2.
#6. You will see a Get Filter Config button. Click it.
#7. Click Copy Code
#8. Replace the #5 code with the code you just copied in #7 . You will have something like this.
#9. Result
#10. To add the category to Filter Links, you can see this screenshot.
For example:
Result:
#11. To disable Search, you can find this line, and change
true
to
false