Please follow below steps to update customer password using custom php script and CSV file,
If you are upgrading Magento using download manager to version 1.9.2.2 and getting below conflict errors then follow below 2 solutions.
Conflict errors:
Package community/Interface_Adminhtml_Default 1.9.2.2 conflicts with: community/Mage_All_Latest 1.9.2.1
Package community/Interface_Frontend_Default 1.9.2.2 conflicts with: community/Mage_All_Latest 1.9.2.1
Package community/Interface_Install_Default 1.9.2.2 conflicts with: community/Mage_All_Latest 1.9.2.1
Solution 1:
Please delete file from root directory of magento /pkginfo/Mage_All_Latest.txt and try again with upgrade to version 1.9.2.2.
Solution 2:
Open Magento Root Directory/downloader/lib/Mage/HTTP/Client/Curl.php
Find below text and comment it.
$this->curlOption(CURLOPT_SSL_CIPHER_LIST, ‘TLSv1’);
Insert below code after commented line
$this->curlOption(CURLOPT_SSLVERSION, CURL_SSLVERSION_TLSv1);