WP Theme Change Specialist

I need a WP expert to change the theme of my news blog site while maintaining some look and feel of the existing site, using same Logo, color etc.

NOTE: The Payment for this is NZD $10, a fixed price can't be used when posting project.

Requirements:
- Change current default WordPress theme to one of my selected themes: NEWSUP, Ascendoor, or Newslay.
- Ensure new theme is functioning correctly without any issues.
- Optimize site for fast loading and check that nothing is broken post-change.
- Verify analytics and ensure all plugins are working properly.

Ideal Skills and Experience:
- Expertise in WordPress theme management.
- Strong understanding of site speed optimization.
- Familiarity with analytics and troubleshooting plugins.
- Proven track record of similar projects with fast delivery.

Please only apply if you are 100% confident in your abilities and can complete the task quickly through WP Admin Dashboard without any downtime.