diff --git a/core/modules/file/file.install b/core/modules/file/file.install
index d371384664e8c5caf8a8dd0e0635c2879e7ad8ed..05eedf0f953310cb29537e7946a551253ceac29a 100644
--- a/core/modules/file/file.install
+++ b/core/modules/file/file.install
@@ -96,9 +96,13 @@ function file_requirements($phase) {
$value = t('Not enabled');
$description = t('Your server is not capable of displaying file upload progress. File upload progress requires PHP be run with mod_php or PHP-FPM and not as FastCGI.');
}
+ elseif (!$implementation && extension_loaded('apcu')) {
+ $value = t('Not enabled');
+ $description = t('Your server is capable of displaying file upload progress through APC, but it is not enabled. Add apc.rfc1867 = 1
to your php.ini configuration. Alternatively, it is recommended to use PECL uploadprogress, which supports more than one simultaneous upload.');
+ }
elseif (!$implementation) {
$value = t('Not enabled');
- $description = t('Your server is capable of displaying file upload progress, but does not have the required libraries. It is recommended to install the PECL uploadprogress library.');
+ $description = t('Your server is capable of displaying file upload progress, but does not have the required libraries. It is recommended to install the PECL uploadprogress library (preferred) or to install APC.');
}
elseif ($implementation == 'apc') {
$value = t('Enabled (APC RFC1867)');
diff --git a/core/modules/file/file.module b/core/modules/file/file.module
index 687a62c70b297872ad4cd220261cf1b25aa0d7c6..c63fff4358fce165fb3b4f74a03770d9b5df0bf3 100644
--- a/core/modules/file/file.module
+++ b/core/modules/file/file.module
@@ -929,7 +929,7 @@ function file_progress_implementation() {
if (extension_loaded('uploadprogress')) {
$implementation = 'uploadprogress';
}
- elseif (version_compare(PHP_VERSION, '7', '<') && extension_loaded('apc') && ini_get('apc.rfc1867')) {
+ elseif (extension_loaded('apc') && ini_get('apc.rfc1867')) {
$implementation = 'apc';
}
}