SSL Zen — SSL Certificate Installer & HTTPS Redirects 4.7.6

Does "SSL Zen - Free SSL Certificate & HTTPS Redirect for WordPress" work with WordPress 6.9 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
4PHP deprecation warnings
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 220.19 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

Environment
WordPress version6.9
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 10,000+
WordPress.org page https://wordpress.org/plugins/ssl-zen/
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Pages 6

SSL Zen ‹ Test site — WordPress

Page screenshot: SSL Zen ‹ Test site — WordPress
URL /wp-admin/admin.php?page=ssl_zen&tab=error_state
Requested URL /wp-admin/plugins.php?action=activate&plugin=ssl-zen%2Fssl_zen.php&plugin_status=all&paged=1&s&_wpnonce=8af23bf217
Aspect after-activation
HTTP status 200
Load time 1.189 s
Memory usage 4.02 MiB
JS errors None
Resource errors None

SSL Zen

Page screenshot: SSL Zen
URL /wp-admin/admin.php?page=ssl_zen&tab=error_state
Requested URL /wp-admin/admin.php?page=ssl_zen
Aspect menu-item
HTTP status 200
Load time 0.305 s
Memory usage 3.86 MiB
JS errors None
Resource errors None

SSL Zen → Affiliation

Page screenshot: SSL Zen → Affiliation
URL /wp-admin/admin.php?page=ssl_zen-affiliation
Aspect menu-item
HTTP status 200
Load time 0.505 s
Memory usage 3.99 MiB
JS errors None
Resource errors None

SSL Zen → Contact Us

Page screenshot: SSL Zen → Contact Us
URL /wp-admin/admin.php?page=ssl_zen-contact
Aspect menu-item
HTTP status 200
Load time 0.418 s
Memory usage 3.86 MiB
JS errors None
Resource errors None

SSL Zen → Support Forum

Page screenshot: SSL Zen → Support Forum
URL https://wordpress.org/support/plugin/ssl-zen/
Requested URL /wp-admin/admin.php?page=ssl_zen-wp-support-forum
Aspect menu-item
HTTP status 200
Load time 1.882 s
Memory usage N/A
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.392 s
Memory usage 4.19 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.416 s0.745 s+0.329 s3.77 MiB4.07 MiB+ 308.2 KiB
/wp-admin/edit.php0.362 s0.338 s-0.024 s3.78 MiB4.05 MiB+ 272.67 KiB
/wp-admin/post-new.php0.851 s0.863 s+0.012 s6.3 MiB6.58 MiB+ 281.83 KiB
/wp-admin/upload.php0.795 s0.421 s-0.374 s3.74 MiB3.96 MiB+ 234.59 KiB
/wp-admin/options-writing.php0.331 s0.329 s-0.002 s3.71 MiB3.86 MiB+ 151.34 KiB
/wp-admin/media-new.php0.500 s0.487 s-0.013 s3.7 MiB3.85 MiB+ 159.53 KiB
/wp-admin/edit-tags.php?taxonomy=category0.465 s0.506 s+0.041 s3.71 MiB3.9 MiB+ 193.09 KiB
/wp-admin/post-new.php?post_type=page0.695 s0.690 s-0.005 s6.29 MiB6.57 MiB+ 287.26 KiB
/wp-admin/options-discussion.php0.332 s0.391 s+0.059 s3.71 MiB3.88 MiB+ 172.44 KiB
/wp-admin/edit-comments.php0.318 s0.332 s+0.014 s3.73 MiB3.99 MiB+ 266.36 KiB
/0.278 s0.189 s-0.089 s4.1 MiB4.19 MiB+ 94.79 KiB
Average 0.486 s0.481 s-0.005 s4.23 MiB4.45 MiB+ 220.19 KiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

PHP
PO File
Language % Lines of code Comment lines Files
PHP65.0%41,38020,950164
PO File25.9%16,4929,17213
SVG4.9%3,107078
CSS3.0%1,9115216
JavaScript0.9%5621475
Markdown0.3%21401
JSON0.0%2701
Total 63,693 30,321 278

PHP Code Analysis | More results »

Lines of code 29,996
Total complexity 7,316
Median class complexity 14.0
Median method complexity 2.0
Most complex class Freemius
Most complex function FS_Plugin_Info_Dialog::install_plugin_information()
Classes 79
Methods 1,592
Functions 113

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Options wp_options 5

PHP Error Log 4 lines

[03-Dec-2025 16:47:08 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[03-Dec-2025 16:47:08 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[03-Dec-2025 16:47:18 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[03-Dec-2025 16:47:18 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
See also: All tests for this plugin, How to Hide SSL Zen — SSL Certificate Installer & HTTPS Redirects Admin Menus