Please use the below based on your oracle apex version to speedup the performance of your apex application

Updates for later APEX Versions

• April 7, 2019:  APEX 19.1 static resources are now available at https://static.oracle.com/cdn/apex/19.1.0.00.15/
• November 19, 2019:  APEX 19.2 static resources are now available at https://static.oracle.com/cdn/apex/19.2.0.00.18/
• April 23, 2020:  APEX 20.1 static resources are now available at https://static.oracle.com/cdn/apex/20.1.0.00.13/
• October 21, 2020:  APEX 20.2 static resources are now available at https://static.oracle.com/cdn/apex/20.2.0.00.20/
• May 12, 2021: APEX 21.1 static resources are now available at https://static.oracle.com/cdn/apex/21.1.0/
• November 4, 2021: APEX 21.2 static resources are now available at https://static.oracle.com/cdn/apex/21.2.0/.
• May 3, 2022: APEX 22.1 static resources are now available at https://static.oracle.com/cdn/apex/22.1.0/. 
• November 10, 2022: APEX 22.2 static resources are now available at https://static.oracle.com/cdn/apex/22.2.0/.