UIWebViewのインスタンスを生成した後にUserAgentの設定をしようとしても反映されません。 実際に使うWebViewを生成する前に設定処理を書きます。 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { //デフォルトのUserAgentを取得するために、サイズゼロのUIWebViewのインスタンスを生成 UIWebView *webView = [[UIWebView alloc] initWithFrame:CGRectZero]; //デフォルトのUserAgentを取得 NSString *userAgent = [webView stringByEvaluatingJavaScriptFromStri
![UIWebViewに独自のUserAgentを設定する - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/ab5f809840318aae1b652e40e6ddf8cb14940fda/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fcdn.qiita.com%252Fassets%252Fpublic%252Farticle-ogp-background-412672c5f0600ab9a64263b751f1bc81.png%3Fixlib%3Drb-4.0.0%26w%3D1200%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTk3MiZoPTM3OCZ0eHQ9VUlXZWJWaWV3JUUzJTgxJUFCJUU3JThCJUFDJUU4JTg3JUFBJUUzJTgxJUFFVXNlckFnZW50JUUzJTgyJTkyJUU4JUE4JUFEJUU1JUFFJTlBJUUzJTgxJTk5JUUzJTgyJThCJnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnR4dC1jb2xvcj0lMjMyMTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9NTYmcz05NmI0OThjZDA4Nzk2MDFmYWFhYzZkZDA3Y2JhMTU5MA%26mark-x%3D142%26mark-y%3D57%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZoPTc2Jnc9NzcwJnR4dD0lNDBrYXRzdWhpc2Fpc2hpaSZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTM2JnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnM9ZjNjMDY2Y2U1YzY2NjQ5NTJhYjgwNTg0OTQxYWJjNjY%26blend-x%3D142%26blend-y%3D436%26blend-mode%3Dnormal%26txt64%3DaW4gR29vZHBhdGNo%26txt-width%3D770%26txt-clip%3Dend%252Cellipsis%26txt-color%3D%2523212121%26txt-font%3DHiragino%2520Sans%2520W6%26txt-size%3D36%26txt-x%3D156%26txt-y%3D536%26s%3D6b78dc1d3fbde7fddb830335c25f2be1)