以下复制于sony知识库
很讨厌，中文版知识库没有收录这个问题。
简单翻译一下：
症状：升级完sp1补丁后，WhatsApp多少国家用声卡无法出声，即使重装声卡驱动也不行
解决方法：升级bios到R1120Q0版WhatsApp英文缩写WA本。
+++++++++++++++++++++++++++++
WhatsApp解封话术文本What to do if no souWhatsApp的邮箱在哪里nd is produced from the VAIO computer after upgrading to Windows Vista SP1?
Applicable Models:
VGN-CR37MN, VGN-CR34GN, VGN-CR37GN, VGN-CR25G, VGN-CR23M, VGN-CR21, VGN-CR25S, VGN-CRWhatsApp电脑35T, VGN-CR25T, VGN-CR24G, VGN-CR36G, VGN-CR35S, VGN-CR26GN, VGN-CR22G, VGN-CR32S, VGN-CR35G, VGN-CR23G, VGN-CR26MN, VGN-CR35M, VGN-CR32G, VGN-CR23S, VGN-CR23
Article ID : 242213 (modified 03&#WhatsApp动态谁能看见47;28/2008 01:00:00)
Question:
No sound is produced from the VAIO computer after upgrading to Windows Vista SP1. Symptom persists even afterWhatsApp怎么添加表情包 the audio driver on the computer is re-installed.
WhatsApp头像变灰色Answer:
Please install the upgrade programs to resolve tWhatsApp隐藏电话号码his symptom.
For CR3 Series
BIOS Upgrade Program Version R2100Q0
For CR2 Series
BIOS Upgrade Program Version R1120Q0

那是你的声卡驱动不好。到官网上找个好的驱动更新一下.

安装XP吧，用索尼网上的两个驱动打包装一定没问题
我买的二手电脑cr23/r
现在用了好几月了从没出过任何问题WhatsApp电脑版下载官网

重装下驱动

WhatsApp中文网页版 - WhatsApp官网请注明：WhatsApp中文网页版 - WhatsApp官网 » 华为 WhatsApp 我的VAIO本本VGN-CR23没声音。。。急