To improve performance you're k750 by applying patch
K750 Changing Battery Color in to rainbow r1ca021
change_EQ_settings_v2.0_k750_r1ca021.vkp
date_time_names_of_files_camera_k750_r1ca021.vkp
fast_rewind_long_mp3_videofiles_k750_r1ca021.vkp
heap_shift_v64_k750_r1ca021.vkp
improved_work_files_and_folders_v2_k750_r1ca021.vkp
k750_r1ca021_music Without handfree.vkp
management_player_and_radio_means_of_sets_v4.0_k750_r1ca021.vkp
minimize_bt_window_k750_r1ca021.vkp
moving_long_name_mediaplayers_k750_r1ca021.vkp
notification_missed_calls_by_blinking_camera_button_and_melody_k750
work_phone_without_sim_k750_r1ca021.vkp
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