diff --git a/libraries/FFat/src/FFat.cpp b/libraries/FFat/src/FFat.cpp
index 0d2b2cb2..6441dfca 100644
--- a/libraries/FFat/src/FFat.cpp
+++ b/libraries/FFat/src/FFat.cpp
@@ -135,6 +135,21 @@ size_t F_Fat::totalBytes()
     return tot_sect * sect_size;
 }
 
+size_t F_Fat::usedBytes()
+{
+    FATFS *fs;
+    DWORD free_clust, used_sect, sect_size;
+
+    BYTE pdrv = ff_diskio_get_pdrv_wl(_wl_handle);
+    char drv[3] = {(char)(48+pdrv), ':', 0};
+    if ( f_getfree(drv, &free_clust, &fs) != FR_OK){
+        return 0;
+    }
+    used_sect = (fs->n_fatent - 2 - free_clust) * fs->csize;
+    sect_size = CONFIG_WL_SECTOR_SIZE;
+    return used_sect * sect_size;
+}
+
 size_t F_Fat::freeBytes()
 {
 
diff --git a/libraries/FFat/src/FFat.h b/libraries/FFat/src/FFat.h
index a32c950b..ed20e23b 100644
--- a/libraries/FFat/src/FFat.h
+++ b/libraries/FFat/src/FFat.h
@@ -31,6 +31,7 @@ public:
     bool begin(bool formatOnFail=false, const char * basePath="/ffat", uint8_t maxOpenFiles=10, const char * partitionLabel = (char*)FFAT_PARTITION_LABEL);
     bool format(bool full_wipe = FFAT_WIPE_QUICK, char* partitionLabel = (char*)FFAT_PARTITION_LABEL);
     size_t totalBytes();
+    size_t usedBytes();
     size_t freeBytes();
     void end();
     bool exists(const char* path);
diff --git a/libraries/WebServer/src/WebServer.cpp b/libraries/WebServer/src/WebServer.cpp
index 47e25239..35d31630 100644
--- a/libraries/WebServer/src/WebServer.cpp
+++ b/libraries/WebServer/src/WebServer.cpp
@@ -313,11 +313,12 @@ void WebServer::handleClient() {
           _contentLength = CONTENT_LENGTH_NOT_SET;
           _handleRequest();
 
-          if (_currentClient.connected()) {
-            _currentStatus = HC_WAIT_CLOSE;
-            _statusChange = millis();
-            keepCurrentClient = true;
-          }
+// Fix for issue with Chrome based browsers: https://github.com/espressif/arduino-esp32/issues/3652
+//           if (_currentClient.connected()) {
+//             _currentStatus = HC_WAIT_CLOSE;
+//             _statusChange = millis();
+//             keepCurrentClient = true;
+//           }
         }
       } else { // !_currentClient.available()
         if (millis() - _statusChange <= HTTP_MAX_DATA_WAIT) {
diff --git a/package/package_esp32_index.template.json b/package/package_esp32_index.template.json
index 7fd67e37..21956b93 100644
--- a/package/package_esp32_index.template.json
+++ b/package/package_esp32_index.template.json
@@ -41,7 +41,7 @@
             {
               "packager": "esp32",
               "name": "esptool_py",
-              "version": "2.6.1"
+              "version": "3.0.0"
             },
             {
               "packager": "esp32",