Thank for you reply!

Can you please confirm that in the W3 Total Cache, the Cache-control header is set in Performance>Browser Cache>CSS&JS section and for Media and other files?

See images:

We are using Nginx, with no proxy cache, and this rules were automatically created by W3TC Cache:

# BEGIN W3TC Minify cache
location ~ /wp-content/cache/minify/.*js_gzip$ {
gzip off;
types {}
default_type application/x-javascript;
add_header Content-Encoding gzip;
expires 31536000s;
etag on;
if_modified_since exact;
add_header Pragma “public”;
add_header Cache-Control “public”;
add_header X-Powered-By “W3 Total Cache/2.8.4”;
add_header Referrer-Policy “no-referrer-when-downgrade”;
add_header Vary “Accept-Encoding”;
}
location ~ /wp-content/cache/minify/.*css_gzip$ {
gzip off;
types {}
default_type text/css;
add_header Content-Encoding gzip;
expires 31536000s;
etag on;
if_modified_since exact;
add_header Pragma “public”;
add_header Cache-Control “public”;
add_header X-Powered-By “W3 Total Cache/2.8.4”;
add_header Referrer-Policy “no-referrer-when-downgrade”;
add_header Vary “Accept-Encoding”;
}
# END W3TC Minify cache
# BEGIN W3TC Page Cache cache
location ~ /wp-content/cache/page_enhanced.*gzip$ {
gzip off;
types {}
default_type text/html;
add_header Content-Encoding gzip;
expires 3600s;
etag on;
if_modified_since exact;
add_header Pragma “public”;
add_header Cache-Control “public”;
add_header X-Powered-By “W3 Total Cache/2.8.4”;
add_header Referrer-Policy “no-referrer-when-downgrade”;
}
# END W3TC Page Cache cache
# BEGIN W3TC Browser Cache
gzip on;
gzip_types text/css text/x-component application/x-javascript application/javascript text/javascript text/x-js text/richtext text/plain text/xsd text/xsl text/xml image/bmp application/java application/msword application/vnd.ms-fontobject application/x-msdownload image/x-icon application/json application/vnd.ms-access video/webm application/vnd.ms-project application/x-font-otf application/vnd.ms-opentype application/vnd.oasis.opendocument.database application/vnd.oasis.opendocument.chart application/vnd.oasis.opendocument.formula application/vnd.oasis.opendocument.graphics application/vnd.oasis.opendocument.spreadsheet application/vnd.oasis.opendocument.text audio/ogg application/pdf application/vnd.ms-powerpoint image/svg+xml application/x-shockwave-flash image/tiff application/x-font-ttf audio/wav application/vnd.ms-write application/font-woff application/font-woff2 application/vnd.ms-excel;
location ~ \.(css|htc|less|js|js2|js3|js4)$ {
expires 31536000s;
etag on;
if_modified_since exact;
add_header Pragma “public”;
add_header Cache-Control “public”;
add_header X-Powered-By “W3 Total Cache/2.8.4”;
add_header Referrer-Policy “no-referrer-when-downgrade”;
try_files $uri $uri/ /index.php?$args;
}
location ~ \.(html|htm|rtf|rtx|txt|xsd|xsl|xml)$ {
expires 3600s;
etag on;
if_modified_since exact;
add_header Pragma “public”;
add_header Cache-Control “public”;
add_header X-Powered-By “W3 Total Cache/2.8.4”;
add_header Referrer-Policy “no-referrer-when-downgrade”;
try_files $uri $uri/ /index.php?$args;
}
location ~ \.(asf|asx|wax|wmv|wmx|avi|avif|avifs|bmp|class|divx|doc|docx|exe|gif|gz|gzip|ico|jpg|jpeg|jpe|webp|json|mdb|mid|midi|mov|qt|mp3|m4a|mp4|m4v|mpeg|mpg|mpe|webm|mpp|_otf|odb|odc|odf|odg|odp|ods|odt|ogg|ogv|pdf|png|pot|pps|ppt|pptx|ra|ram|svg|svgz|swf|tar|tif|tiff|_ttf|wav|wma|wri|xla|xls|xlsx|xlt|xlw|zip)$ {
expires 31536000s;
etag on;
if_modified_since exact;
add_header Pragma “public”;
add_header Cache-Control “public”;
add_header X-Powered-By “W3 Total Cache/2.8.4”;
add_header Referrer-Policy “no-referrer-when-downgrade”;

location ~* ^(?<path>.+)\.(jpe?g|png|gif)$ {
if ( $http_accept !~* “webp|\*/\*” ) {
break;
}

expires 31536000s;
etag on;
if_modified_since exact;
add_header Pragma “public”;
add_header Cache-Control “public”;
add_header X-Powered-By “W3 Total Cache/2.8.4”;
add_header Referrer-Policy “no-referrer-when-downgrade”;
add_header Vary Accept;
try_files ${path}.webp $uri /index.php?$args;
}

try_files $uri $uri/ /index.php?$args;
}
add_header Referrer-Policy “no-referrer-when-downgrade”;
# END W3TC Browser Cache
# BEGIN W3TC Minify core
set $w3tc_enc “”;
if ($http_accept_encoding ~ gzip) {
set $w3tc_enc _gzip;
}
if (-f $request_filename$w3tc_enc) {
rewrite (.*) $1$w3tc_enc break;
}
rewrite ^/wp-content/cache/minify/ /index.php last;
# END W3TC Minify core
# BEGIN W3TC Page Cache core
set $w3tc_query_string $query_string;
if ($w3tc_query_string ~* “^(.*?&|)_branch_match_id(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)_bta_c(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)_bta_tid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)_ga(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)_gl(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)_ke(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)adgroupid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)adid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)age\-verified(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)ao_noptimize(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)campaignid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)campid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)cn\-reloaded(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)customid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)dm_i(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)ef_id(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)epik(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)fb_action_ids(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)fb_action_types(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)fb_source(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)fbclid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)gclid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)gclsrc(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)gdffi(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)gdfms(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)gdftrk(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_acc(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_ad(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_cam(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_grp(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_kw(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_mt(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_net(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_src(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_tgt(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)hsa_ver(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)igshid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)matomo_campaign(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)matomo_cid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)matomo_content(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)matomo_group(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)matomo_keyword(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)matomo_medium(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)matomo_placement(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)matomo_source(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mc_cid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mc_eid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mkcid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mkevt(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mkrid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mkwid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)msclkid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mtm_campaign(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mtm_cid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mtm_content(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mtm_group(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mtm_keyword(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mtm_medium(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mtm_placement(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)mtm_source(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)pcrid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)piwik_campaign(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)piwik_keyword(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)piwik_kwd(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)pk_campaign(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)pk_cid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)pk_content(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)pk_keyword(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)pk_kwd(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)pk_medium(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)pk_source(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)pp(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)redirect_log_mongo_id(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)redirect_mongo_id(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)ref(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)s_kwcid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)sb_referer_host(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)si(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)sscid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)toolid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)trk_contact(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)trk_module(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)trk_msg(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)trk_sid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)usqp(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)utm_campaign(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)utm_content(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)utm_expid(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)utm_id(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)utm_medium(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)utm_source(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~* “^(.*?&|)utm_term(=[^&]*)?(&.*|)$”) {
set $w3tc_query_string $1$3;
}
if ($w3tc_query_string ~ ^[?&]+$) {
set $w3tc_query_string “”;
}
set $w3tc_request_uri $request_uri;
if ($w3tc_request_uri ~* “^([^?]+)\?”) {
set $w3tc_request_uri $1;
}
set $w3tc_rewrite 1;
if ($request_method = POST) {
set $w3tc_rewrite 0;
}
if ($w3tc_query_string != “”) {
set $w3tc_rewrite 0;
}
set $w3tc_slash “”;
if ($w3tc_request_uri ~ \/$) {
set $w3tc_slash _slash;
}
if ($http_cookie ~* “(comment_author|wp\-postpass|w3tc_logged_out|wordpress_logged_in|wptouch_switch_toggle)”) {
set $w3tc_rewrite 0;
}
set $w3tc_ua “”;
if ($http_user_agent ~* “((android|bb\d+|meego).+mobile|2.0\ mmp|240×320|\bppc\b|acer\ s100|alcatel|amoi|archos5|asus|au-mic|audiovox|avantgo|bada|benq|bird|blackberry|blazer|cdm|cellphone|cupcake|danger|ddipocket|docomo|docomo\ ht-03a|dopod|dream|elaine/3.0|ericsson|eudoraweb|fly|froyo|googlebot-mobile|haier|hiptop|hp.ipaq|htc|htc\ hero|htc\ magic|htc_dream|htc_magic|huawei|i-mobile|iemobile|iemobile/7|iemobile/7.0|iemobile/9|incognito|iphone|ipod|j-phone|kddi|konka|kwc|kyocera/wx310k|lenovo|lg|lg-gw620|lg/u990|lge\ vx|liquid\ build|maemo|midp|midp-2.0|mmef20|mmp|mobilephone|mot-mb200|mot-mb300|mot-v|motorola|msie\ 10.0|netfront|newgen|newt|nexus\ 7|nexus\ one|nintendo\ ds|nintendo\ wii|nitro|nokia|novarra|openweb|opera.mobi|opera\ mini|opera\ mobi|p160u|palm|panasonic|pantech|pdxgw|pg|philips|phone|playbook|playstation\ portable|portalmmm|proxinet|psp|qtek|s8000|sagem|samsung|samsung-s8000|sanyo|sch|sch-i800|sec|sendo|series60.*webkit|series60/5.0|sgh|sharp|sharp-tq-gx10|small|smartphone|softbank|sonyericsson|sonyericssone10|sonyericssonu20|sonyericssonx10|sph|symbian|symbian\ os|symbianos|t-mobile\ mytouch\ 3g|t-mobile\ opal|tattoo|toshiba|touch|treo|ts21i-10|up.browser|up.link|uts|vertu|vodafone|wap|webmate|webos|willcome|windows.ce|windows\ ce|winwap|xda|xoom|zte)”) {
set $w3tc_ua _phones;
}
if ($http_user_agent ~* “(a1-32ab0|a210|a211|b6000-h|b8000-h|bnrv200|bntv400|darwin|gt-n8005|gt-p3105|gt-p6810|gt-p7510|hmj37|hp-tablet|hp\sslate|hp\sslatebook|ht7s3|ideatab_a1107|ideataba2109a|ideos\ss7|imm76d|ipad|k00f|kfjwi|kfot|kftt|kindle|l-06c|lg-f200k|lg-f200l|lg-f200s|m470bsa|m470bse|maxwell|me173x|mediapad|midc497|msi\senjoy\s10\splus|mz601|mz616|nexus|nookcolor|pg09410|pg41200|pmp5570c|pmp5588c|pocketbook|qmv7a|sgp311|sgpt12|shv-e230k|shw-m305w|shw-m380w|sm-p605|smarttab|sonysgp321|sph-p500|surfpad|tab07-200|tab10-201|tab465euk|tab474|tablet|tegranote|tf700t|thinkpad|viewpad|voltaire)”) {
set $w3tc_ua _tablets;
}
set $w3tc_preview “”;
if ($http_cookie ~* “(w3tc_preview)”) {
set $w3tc_preview _preview;
}
set $w3tc_cookie “”;
if ($http_cookie ~* “^(.*;)?(wptouch\-pro\-cache\-state\=mobile|wptouch\-pro\-view\=mobile)(;.*)?$”) {
set $w3tc_cookie _mobile;
}
if ($http_cookie ~* “^(.*;)?(wordpress_logged_in_\.\*=.*)(;.*)?$”) {
set $w3tc_cookie _loggedin;
}
set $w3tc_ssl “”;
if ($scheme = https) {
set $w3tc_ssl _ssl;
}
if ($http_x_forwarded_proto = ‘https’) {
set $w3tc_ssl _ssl;
}
set $w3tc_enc “”;
if ($http_accept_encoding ~ gzip) {
set $w3tc_enc _gzip;
}
if (!-f “$document_root/wp-content/cache/page_enhanced/$http_host/$w3tc_request_uri/_index$w3tc_slash$w3tc_ua$w3tc_cookie$w3tc_ssl$w3tc_preview.html$w3tc_enc”) {
set $w3tc_rewrite 0;
}
if ($w3tc_rewrite = 1) {
rewrite .* “/wp-content/cache/page_enhanced/$http_host/$w3tc_request_uri/_index$w3tc_slash$w3tc_ua$w3tc_cookie$w3tc_ssl$w3tc_preview.html$w3tc_enc” last;
}
# END W3TC Page Cache core

Sorry, I thought it was sovled by activating the cache control activating this options on Plesk:

After visiting again the no-cache appears again…

Probably I’ll need to ask hosting support, correct?