diff --git a/README.md b/README.md
index 90c79f7..8ef6c8a 100755
--- a/README.md
+++ b/README.md
@@ -41,6 +41,7 @@
 * [x] 支持创建仅上传用户
 * [x] 对于安装环境要求极低
 * [x] 对于服务器性能要求极低
+* [x] 理论上[支持所有常见格式](/docs/其他格式.md)
 * [x] 更多功能支持请安装尝试···
 
  ## 界面演示
diff --git a/admin/admin.inc.php b/admin/admin.inc.php
index f0f33d0..4b97047 100755
--- a/admin/admin.inc.php
+++ b/admin/admin.inc.php
@@ -990,11 +990,11 @@ auto_delete(); //定时删除
                 <div class="bg-warning with-padding hidden-xs">
                     <h5 class="header-dividing"><span class="label label-success">New</span> <?php echo getVersion('name'); ?></h5>
                     <pre style="background-color: rgba(0, 0, 0, 0);border-color:rgba(0, 0, 0, 0);">更新内容: <br /><?php echo getVersion('body'); ?></pre>
-                    <h6>* 更新日期: <?php echo getVersion('created_at'); ?> 下载新版本上传至网站升级, 然后点击更新版本号。</h6>
+                    <h6>* 更新日期: <?php echo getVersion('created_at'); ?> 下载新版本上传至网站升级 <a href="https://icret.gitee.io/easyimages2.0/#/./图床更新升级" target="_blank" data-toggle="tooltip" title="升级方法"><i class="icon icon-question"></i></a> 然后点击更新版本号。</h6>
                     <form action="<?php $_SERVER['SCRIPT_NAME']; ?>" method="post">
                         <input class="form-control" type="hidden" name="del_version_file" value="/admin/logs/version/version.json" readonly>
                         <div class="btn-group">
-                            <a class="btn btn-mini btn-primary" href="https://github.com/icret/EasyImages2.0/releases" target="_blank" data-toggle="tooltip" title="Github releases">Github</a>
+                            <a class="btn btn-mini btn-primary" href="https://github.com/icret/EasyImages2.0/releases" target="_blank" data-toggle="tooltip" title="Releases Info">Github</a>
                             <a class="btn btn-mini btn-primary" href="<?php echo getVersion('zipball_url'); ?>" target="_blank" data-toggle="tooltip" title="① 下载后上传至网站更新">下载新版本</a>
                             <button class="btn btn-mini btn-danger" data-toggle="tooltip" title="② 升级后获取新的版本信息">更新版本号</button>
                         </div>
diff --git a/api/index.php b/api/index.php
index c749e45..1f029e3 100755
--- a/api/index.php
+++ b/api/index.php
@@ -33,20 +33,14 @@ if ($config['check_ip']) {
 
 // 根据IP限制游客每日上传数量
 if ($config['ip_upload_counts'] > 0 && !is_who_login('status')) {
-    $ipList = APP_ROOT . '/admin/logs/ipcounts/' . date('Ymd') . '.php';
-    if (is_file($ipList)) {
-        $ipList = file_get_contents($ipList);
-        $ipList = explode(PHP_EOL, $ipList);
-        if (array_count_values($ipList)[real_ip()] >= $config['ip_upload_counts']) {
-            exit(json_encode(
-                array(
-                    "result"    =>  "failed",
-                    "code"      =>  403,
-                    "message"   =>  "游客限制每日上传 " . $config['ip_upload_counts'] . ' 张',
-                )
-            ));
-        }
-        clearstatcache();
+    if (false == get_ip_upload_log_counts(real_ip())) {
+        exit(json_encode(
+            array(
+                "result"  => "failed",
+                "code"    => 403,
+                "message" => sprintf("游客限制每日上传 %d 张", $config['ip_upload_counts']),
+            )
+        ));
     }
 }
 
@@ -194,7 +188,7 @@ if ($handle->uploaded) {
     if (function_exists('fastcgi_finish_request')) { // fastcgi_finish_request 模式
         fastcgi_finish_request();
         // 记录同IP上传次数
-        @ip_upload_counts();
+        @write_ip_upload_count_logs();
         // 上传日志
         @write_upload_logs($pathIMG, $handle->file_src_name, $handle->file_dst_pathname, $handle->file_src_size, $tokenID);
         // 鉴黄
@@ -205,7 +199,7 @@ if ($handle->uploaded) {
         @process_compress($handle->file_dst_pathname);
     } else { // 普通模式
         // 记录同IP上传次数
-        @ip_upload_counts();
+        @write_ip_upload_count_logs();
         // 上传日志
         @write_upload_logs($pathIMG, $handle->file_src_name, $handle->file_dst_pathname, $handle->file_src_size, $tokenID);
         // 鉴黄
diff --git a/application/function.php b/application/function.php
index 7eccf8c..4c24fef 100755
--- a/application/function.php
+++ b/application/function.php
@@ -18,6 +18,7 @@
  * 如果因安装问题或其他问题可以给我发邮件。
  */
 
+use function PHPSTORM_META\type;
 
 /*---------------基础配置开始-------------------*/
 
@@ -1684,41 +1685,56 @@ function ip2region(String $IP)
     } catch (Exception $e) {
         return '查询失败: ' . $e->getMessage();
     }
-
-    /* 官方查询示例
-    require 'Ip2Region.php';
-
-    $ip2region = new Ip2Region();
-
-    $ip = '107.148.129.110';
-    echo PHP_EOL;
-    echo "查询IP:{$ip}" . PHP_EOL;
-    $info = $ip2region->btreeSearch($ip);
-    var_export($info);
-
-    echo PHP_EOL;
-    $info = $ip2region->memorySearch($ip);
-    var_export($info);
-    echo PHP_EOL;
-    */
 }
 
 /**
  * 记录同IP每日上传次数 process
  */
-function ip_upload_counts()
+function write_ip_upload_count_logs()
 {
     global $config;
 
     if ($config['ip_upload_counts'] > 0) {
-
+        // 上传IP地址        
+        $ip = real_ip();
+        // 日志目录
         $dir = APP_ROOT . '/admin/logs/ipcounts/';
+        // 日志文件
+        $file = $dir . date('Y-m-d') . '.php';
+        // 创建日志目录
         if (!is_dir($dir)) mkdir($dir, 0777);
-
-        $file = $dir . date('Ymd') . '.php';
-        file_put_contents($file, real_ip() . PHP_EOL, FILE_APPEND | LOCK_EX);
+        // 创建日志文件
+        if (!is_file($file)) file_put_contents($file, '<?php $ipcounts=array(); ?>' . PHP_EOL, FILE_APPEND | LOCK_EX);
+        // 引入日志
+        require $file;
+        // 获取存在的IP
+        if (isset($ipcounts[$ip])) {
+            $info[$ip] = $ipcounts[$ip] + 1;
+        } else {
+            $info[$ip] = 1;
+        }
+        // 写入日志
+        $info = array_replace($ipcounts, $info);
+        cache_write($file, $info, 'ipcounts');
     }
 }
+/**
+ * 限制IP每日上传次数
+ * @param Sting $ip IP地址
+ */
+function get_ip_upload_log_counts($ip)
+{
+    global $config;
+    $file = APP_ROOT . '/admin/logs/ipcounts/' . date('Y-m-d') . '.php';
+
+    if (!is_file($file)) return true;
+    require_once $file;
+
+    if (!isset($ipcounts[$ip])) return true;
+    if ($ipcounts[$ip] >= $config['ip_upload_counts']) return false;
+
+    return true;
+}
 
 /**
  * 自动删除
@@ -1754,7 +1770,7 @@ function auto_delete()
             }
         }
 
-        /** 创建文件夹及文件 */
+        /** 创建日志文件夹及文件 */
         if (!is_dir(APP_ROOT . '/admin/logs/tasks/')) {
             mkdir(APP_ROOT . '/admin/logs/tasks/', 0755, true);
         }
@@ -1763,7 +1779,7 @@ function auto_delete()
             file_put_contents(APP_ROOT . '/admin/logs/tasks/auto_delete.php', '<?php /** 自动删除日志 */ return; ?>' . PHP_EOL, FILE_APPEND | LOCK_EX);
         }
 
-        /** 写入日志 */
+        // 写入日志
         file_put_contents(APP_ROOT . '/admin/logs/tasks/auto_delete.php', $log . PHP_EOL, FILE_APPEND | LOCK_EX);
         return true;
     }
diff --git a/application/upload.php b/application/upload.php
index 43d8029..e46cfd3 100755
--- a/application/upload.php
+++ b/application/upload.php
@@ -41,20 +41,14 @@ if ($config['check_ip']) {
 
 // 根据IP限制游客每日上传数量
 if ($config['ip_upload_counts'] > 0 && !is_who_login('status')) {
-    $ipList = APP_ROOT . '/admin/logs/ipcounts/' . date('Ymd') . '.php';
-    if (is_file($ipList)) {
-        $ipList = file_get_contents($ipList);
-        $ipList = explode(PHP_EOL, $ipList);
-        if (array_count_values($ipList)[real_ip()] >= $config['ip_upload_counts']) {
-            exit(json_encode(
-                array(
-                    "result"    =>  "failed",
-                    "code"      =>  403,
-                    "message"   =>  "游客限制每日上传 " . $config['ip_upload_counts'] . ' 张',
-                )
-            ));
-        }
-        clearstatcache();
+    if (false == get_ip_upload_log_counts(real_ip())) {
+        exit(json_encode(
+            array(
+                "result"  => "failed",
+                "code"    => 403,
+                "message" => sprintf("游客限制每日上传 %d 张", $config['ip_upload_counts']),
+            )
+        ));
     }
 }
 
@@ -213,7 +207,7 @@ if ($handle->uploaded) {
     if (function_exists('fastcgi_finish_request')) { // fastcgi_finish_request 模式
         fastcgi_finish_request();
         // 同IP上传日志
-        @ip_upload_counts();
+        @write_ip_upload_count_logs();
         // 日志
         @write_upload_logs($pathIMG, $handle->file_src_name, $handle->file_dst_pathname, $handle->file_src_size);
         // 鉴黄
@@ -224,7 +218,7 @@ if ($handle->uploaded) {
         @process_compress($handle->file_dst_pathname);
     } else { // 普通模式
         // 记录同IP上传次数
-        @ip_upload_counts();
+        @write_ip_upload_count_logs();
         // 日志
         @write_upload_logs($pathIMG, $handle->file_src_name, $handle->file_dst_pathname, $handle->file_src_size);
         // 鉴黄
diff --git a/config/config.php b/config/config.php
index d977efe..1e258b5 100755
--- a/config/config.php
+++ b/config/config.php
@@ -115,7 +115,7 @@ $config=Array
 	'guest_path_status'=>0,
 	'token_path_status'=>0,
 	'admin_path'=>'u',
-	'update'=>'2023-02-14 21:17:45',
+	'update'=>'2023-02-15 11:44:21',
 	'footer'=>'<a href="https://github.com/icret/EasyImages2.0" target="_blank" rel="nofollow" data-toggle="tooltip" title="Since 2018 - Github">© Since 2018</a>
 <a href="https://png.cm/" target="_blank" data-toggle="tooltip" title="EasyImage 简单图床">EasyImage</a>
 <a href="/admin/terms.php" target="_blank" data-toggle="tooltip" title="使用协议">DMCA</a>
diff --git a/docs/README.md b/docs/README.md
index a124519..8fb6f98 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -41,6 +41,7 @@
 * [x] 支持创建仅上传用户
 * [x] 对于安装环境要求极低
 * [x] 对于服务器性能要求极低
+* [x] 理论上[支持所有常见格式](./其他格式.md)
 * [x] 更多功能支持请安装尝试···
 
  ## 界面演示
diff --git a/docs/update.md b/docs/update.md
index 0e7dc3d..481521a 100644
--- a/docs/update.md
+++ b/docs/update.md
@@ -1,5 +1,6 @@
-*2023-02-12 v2.7.5 dev
+*2023-02-15 v2.7.5 dev
 - 增加定时删除文件
+- 修复一处bug
 - 更换检测新版本方式
 - API上传增加返回Token ID
 - 优化显示