Clean

Signal/src/Loki/View Controllers/SettingsVC.swift

@@ -301,11 +301,6 @@ final class SettingsVC : BaseVC, AvatarViewHelperDelegate {
         guard !displayName.isEmpty else {
             return showError(title: NSLocalizedString("vc_settings_display_name_missing_error", comment: ""))
         }
-        let allowedCharacters = CharacterSet(charactersIn: "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_ ")
-        let hasInvalidCharacters = !displayName.allSatisfy { $0.unicodeScalars.allSatisfy { allowedCharacters.contains($0) } }
-        guard !hasInvalidCharacters else {
-            return showError(title: NSLocalizedString("vc_settings_invalid_display_name_error", comment: ""))
-        }
         guard !OWSProfileManager.shared().isProfileNameTooLong(displayName) else {
             return showError(title: NSLocalizedString("vc_settings_display_name_too_long_error", comment: ""))
         }